A horizon A level A'man A-bomb A-horizon A-line A-list A-one A-scan ultrasonography A-team A. testudineus A.D. A.M. A/C A0 A1 A2 A4 A5 A6 AA AAA AAC AARP AAS AAVE AB ABA transit number ABB ABC ABC's ABCs ABLS ABM ABO antibodies ABO blood group system ABO group ABO system ABS AC ACC ACE inhibitor ACLANT ACTH AD ADA ADA-SCID ADD ADH ADHD ADP ADP system ADPS AEC AFISR AFL AFL-CIO AFP AFRL AFSPC AHPCRC AI AIAI AIDS ALGOL ALIR ALS ALT AM AMD AMusD AN AND circuit AND gate ANFO ANG ANO ANOVA ANS APC ARDA ARDS ARNG ASALA ASAP ASAT ASCII ASCII character ASCII character set ASCII control character ASCII text file ASEAN ASL ASMR ATF ATM ATP AUC AZT Aaron's rod Abbe condenser Abbe vertical metroscope Abecedarian Abelian group Abelmoschus Abelmoschus esculentus Abelmoschus moschatus Abenaki Aberdeen Angus Aberdonian Abies Abies alba Abies amabilis Abies balsamea Abies bracteata Abies concolor Abies fraseri Abies grandis Abies lasiocarpa Abies lowiana Abies venusta Abkhas Abkhasian Abkhasian language Abkhazian Abkhazian language Abnaki Abnaki language Abney level Abo Abor Abor language Aboriginal Australian Aboriginal Australian language Aborigine Abraham Abraham's bosom Abramis Abramis brama Abrocoma Abronia Abronia elliptica Abronia fragrans Abronia latifolia Abronia maritima Abronia umbellata Abronia villosa Abstract Expressionism Abu Hafs al-Masri Brigades Abu Nidal Organization Abu Sayyaf Abudefduf Abudefduf saxatilis Abutilon Abutilon theophrasti Abyssinian Abyssinian banana Abyssinian cat Abzu Acacia auriculiformis Acacia cambegei Acacia catechu Acacia dealbata Acacia farnesiana Acacia melanoxylon Acacia pycnantha Acacia xanthophloea Academy Award Academy of Motion Picture Arts and Sciences Academy of Television Arts and Sciences Acadian Acalypha Acalypha virginica Acanthaceae Acanthisitta Acanthisitta chloris Acanthisittidae Acanthocephala Acanthocereus Acanthocereus pentagonus Acanthocereus tetragonus Acanthocybium Acanthocybium solandri Acanthophis Acanthophis antarcticus Acanthopterygii Acanthoscelides Acanthoscelides obtectus Acanthuridae Acanthurus Acanthurus chirurgus Acanthus mollis Acapulco gold Acaridae Acarina Accipiter Accipiter cooperii Accipiter gentilis Accipiter nisus Accipitridae Accipitriformes Acer Acer argutum Acer campestre Acer circinatum Acer glabrum Acer japonicum Acer macrophyllum Acer negundo Acer negundo Californicum Acer palmatum Acer pennsylvanicum Acer platanoides Acer pseudoplatanus Acer rubrum Acer saccharinum Acer saccharum Acer spicatum Aceraceae Achaea Achaean Achaian Acheronian Acherontia Acherontia atropos Acherontic Acheson process Acheta Acheta assimilis Acheta domestica Achillea millefolium Achillea ptarmica Achilles Achilles tendon Achilles' heel Achoerodus Achoerodus gouldii Achomawi Achomawi language Achras Achras zapota Achromycin Acinonyx Acinonyx jubatus Acinos Acinos arvensis Acipenser Acipenser huso Acipenser transmontanus Acipenseridae Acnidosporidia Acocanthera Acocanthera oblongifolia Acocanthera oppositifolia Acocanthera spectabilis Acocanthera venenata Acokanthera Aconitum Aconitum lycoctonum Aconitum napellus Acoraceae Acorus Acorus calamus Acrasiomycetes Acrididae Acridotheres Acridotheres tristis Acrilan Acris Acris crepitans Acris gryllus Acrobates Acrocarpus Acrocarpus fraxinifolius Acrocephalus Acrocephalus schoenobaenus Acroclinium Acroclinium roseum Acrocomia Acrocomia aculeata Acrocomia vinifera Acropora Acrostichum Acrostichum aureum Actaea Actaea alba Actaea rubra Actias Actias luna Actifed Actinaria Actinia Actiniaria Actinidia Actinidia arguta Actinidia chinensis Actinidia deliciosa Actinidia polygama Actinidiaceae Actiniopteris Actinomeris Actinomeris alternifolia Actinomycetaceae Actinomycetales Actinomyxidia Actinopoda Actinozoa Actitis Actitis hypoleucos Actitis macularia Activase Acts Acts of the Apostles Acular Adad Adalia bipunctata Adam's apple Adam's needle Adam's needle-and-thread Adams-Stokes syndrome Adansonia Adansonia digitata Adansonia gregorii Adapa Adapid Adapid group Adapin Adar Adar Sheni Addax nasomaculatus Addison's disease Addison's syndrome Additions to Esther Addressograph Adelges Adelges abietis Adelges piceae Adelgidae Adelie Adelie penguin Aden-Abyan Islamic Army Adenanthera Adenanthera pavonina Adenium Adenium multiflorum Adenium obesum Adenota Adenota vardoni Adi Granth Adiantaceae Adiantum Adiantum bellum Adiantum capillus-veneris Adiantum pedatum Adiantum tenerum Adiantum tenerum farleyense Aditi Aditya Adlerian psychology Adlumia Adlumia fungosa Admiralty Metal Admiralty brass Admiralty mile Admission Day Adonic Adonic line Adonis Adonis annua Adrenalin Advanced Research and Development Activity Advent Advent Sunday Adventism Advil Aedes Aedes aegypti Aedes albopictus Aegates Isles Aegean civilisation Aegean civilization Aegean culture Aegiceras Aegiceras majus Aegilops Aegilops triuncalis Aegisthus Aegypiidae Aegypius Aegypius monachus Aegyptopithecus Aeneas Aeneid Aengus Aeolian Aeolic Aeolic dialect Aeolus Aeonium Aeonium haworthii Aepyceros Aepyceros melampus Aepyornidae Aepyorniformes Aerobacter Aerobacter aerogenes Aertex Aeschylean Aeschynanthus radicans Aesculapius Aesculus Aesculus hippocastanum Aesir Aesop's fables Aethionema Aethusa Aethusa cynapium Aetobatus Aetobatus narinari Affirmed Afghan Afghan hound Afghan language Afghan monetary unit Afghani Afghani language Afghanistani Aflaxen Aframomum Aframomum melegueta Afrasian Afrasian language Africa African African American African American English African American Vernacular English African bowstring hemp African chameleon African clawed frog African coral snake African crocodile African daisy African elephant African golden wolf African gray African green monkey African grey African hemp African holly African hunting dog African lily African love grass African mahogany African marigold African millet African monitor African oil palm African sandalwood African scented mahogany African tea African tulip African violet African walnut African wild ass African yellowwood African-American African-American music Africander Africanized bee Africanized honey bee Afrikaans Afrikaans language Afrikander Afrikaner Afro Afro hairdo Afro-American Afro-Asian Afro-Asiatic Afro-wig Afroasiatic Afroasiatic language Afrocarpus Afrocarpus falcata Afropavo congensis Ag Aga Agalinis Agamemnon Agamidae Agapanthus africanus Agapornis Agaricaceae Agaricales Agaricus Agaricus arvensis Agaricus campestris Agastache Agastache foeniculum Agastache mexicana Agastache nepetoides Agathis Agathis alba Agathis australis Agathis dammara Agathis lanceolata Agathis robusta Agavaceae Agave americana Agave atrovirens Agave cantala Agave sisalana Agave tequilana Agdestis Agdistis Age of Enlightenment Age of Fishes Age of Mammals Age of Man Age of Reason Age of Reptiles Agelaius Agelaius phoeniceus Agene Agenise Agenize Agent Orange Ageratina Ageratina altissima Ageratum houstonianum Agha Aghan Agincourt Agkistrodon Agkistrodon contortrix Agkistrodon piscivorus Aglaia Aglaomorpha Aglaomorpha meyeniana Aglaonema Aglaonema modestum Agnatha Agni Agnus Dei Agonidae Agonus Agonus cataphractus Agriculture Agriculture Department Agrimonia eupatoria Agrimonia procera Agriocharis Agriocharis ocellata Agrippina Agrippina the Elder Agrippina the Younger Agrobacterium Agrobacterium tumefaciens Agropyron Agropyron cristatum Agropyron intermedium Agropyron pauciflorum Agropyron repens Agropyron smithii Agropyron subsecundum Agropyron trachycaulum Agrostemma Agrostemma githago Agrostis Agrostis alba Agrostis canina Agrostis nebulosa Agrostis palustris Ahriman Ahuehuete Ahura Ahura Mazda Aides Aidoneus Ailanthus altissima Ailuropoda Ailuropoda melanoleuca Ailuropodidae Ailurus Ailurus fulgens Air Combat Command Air Corps Air Force Air Force ISR Air Force Intelligence Surveillance and Reconnaissance Air Force Research Laboratory Air Force Space Command Air Medal Air National Guard Airedale Airedale terrier Aix Aix galericulata Aix sponsa Aizoaceae Ajaia Ajaia ajaja Ajax Ajuga Ajuga chamaepitys Ajuga genevensis Ajuga pyramidalis Ajuga reptans Akan Akan language Akeridae Akha Akha language Akhbari Akkadian Aksa Martyrs Brigades Aku Aku language Akwa'ala Akwa'ala language Al Alamayn Al Faran Al Nathir Al Qanoon Al Tawhid Al Ummah Al-Fatiha Al-Jama'a al-Islamiyyah al-Muqatilah bi-Libya Alabama language Alabama lip fern Alabaman Alabamian Aladdin Aladdin's lamp Alamo Alar Alaska Native Alaska Purchase Alaska Standard Time Alaska cedar Alaska cod Alaska crab Alaska fur seal Alaska king crab Alaska rein orchid Alaskan Alaskan Native Alaskan brown bear Alaskan king crab Alaskan malamute Alauda Alauda arvensis Alaudidae Alawism Albanian Albanian language Albanian monetary unit Albatrellus Albatrellus dispansus Albatrellus ovinus Albers-Schonberg disease Albertism Albigenses Albigensian Albigensianism Albizia julibrissin Albizia lebbeck Albizia saman Albizzia julibrissin Albizzia lebbeck Albright's disease Albuginaceae Albugo Albula Albula vulpes Albulidae Alca Alca torda Alcaic Alcaic verse Alcea Alcea rosea Alcedinidae Alcedo Alcedo atthis Alcelaphus Alces Alces alces Alcidae Alcides Alcoholics Anonymous Alcyonacea Alcyonaria Alcyone Aldactone Aldebaran Aldomet Aldrovanda Aldrovanda vesiculosa Alectis Alectis ciliaris Alecto Alectoria Alectoris Alectoris graeca Alectoris ruffa Alectura Alectura lathami Alepisaurus Aleppo boil Aleppo grass Alessandro Cagliostro Aletris Aletris aurea Aletris farinosa Aleuria aurantia Aleurites Aleurites fordii Aleurites moluccana Aleut Aleut language Aleutian Aleve Alex Boncayao Brigade Alexander Alexander the Great Alexanders Alexandria senna Alexandrian Alexandrian laurel Alexandrian senna Alexandrine Aleyrodes Aleyrodidae Algerian Algerian centime Algerian dinar Algerian monetary unit Algeripithecus Algeripithecus minutus Algol Algonkian Algonkian language Algonkin Algonkin language Algonquian Algonquian language Algonquin Ali Baba Alisma Alisma plantago-aquatica Alismales Alismataceae Alismatidae Alka-seltzer Alkeran All Fools' day All Saints' Day All Souls' Day Allah Allamanda cathartica Alleghany plum Allegheny chinkapin Allegheny mountain spurge Allegheny plum Allegheny spurge Allegheny vine Allen key Allen screw Allen wrench Allhallows Allhallows Eve Allhallowtide Alliaceae Alliaria Alliaria officinalis Allied Allied Command Atlantic Allied Command Europe Allies Alligator mississipiensis Alligator sinensis Alligatoridae Allionia Allionia incarnata Allioniaceae Allium Allium acuminatum Allium ampeloprasum Allium ascalonicum Allium canadense Allium carinatum Allium cepa Allium cepa aggregatum Allium cepa viviparum Allium cernuum Allium fistulosum Allium haematochiton Allium neopolitanum Allium paradoxum Allium porrum Allium sativum Allium schoenoprasum Allium scorodoprasum Allium sphaerocephalum Allium tricoccum Allium triquetrum Allium tuberosum Allium ursinum Allium vineale Almighty Almoravid Alnico Alnus Alnus crispa Alnus glutinosa Alnus incana Alnus maritima Alnus rhombifolia Alnus rubra Alnus rugosa Alnus serrulata Alnus veridis Alnus veridis crispa Alnus vulgaris Alocasia macrorrhiza Aloe ferox Aloe vera Aloeaceae Alopecurus Alopecurus pratensis Alopex Alopex lagopus Alopiidae Alopius Alopius vulpinus Alosa Alosa alosa Alosa chrysocloris Alosa pseudoharengus Alosa sapidissima Alouatta Alpha Centauri Alpha Crucis Alpha Geminorum Alpha Orionis Alpine Alpine anemone Alpine besseya Alpine celery pine Alpine enchanter's nightshade Alpine fir Alpine golden chain Alpine lady fern Alpine lift Alpine mouse-ear Alpine scurvy Alpine woodsia Alpinia Alpinia Zerumbet Alpinia galanga Alpinia officinalis Alpinia officinarum Alpinia purpurata Alpinia speciosa Alpinism Alsatian Alsobia Alsobia dianthiflora Alsophila Alsophila pometaria Alstonia Alstonia scholaris Alstroemeria pelegrina Alstroemeriaceae Altace Altaic Altaic language Altair Alternanthera Alternanthera philoxeroides Althea officinalis Althea rosea Alupent Alyssum Alytes Alytes cisternasi Alytes obstetricans Alzheimer's Alzheimer's disease Alzheimers Am Amaethon Amanita Amanita caesarea Amanita mappa Amanita muscaria Amanita phalloides Amanita rubescens Amanita verna Amaranthaceae Amaranthus Amaranthus albus Amaranthus caudatus Amaranthus cruentus Amaranthus graecizans Amaranthus hybridus erythrostachys Amaranthus hybridus hypochondriacus Amaranthus hypochondriacus Amaranthus spinosus Amaryllidaceae Amaryllis belladonna Amaterasu Amaterasu Omikami Amauropelta Amazon ant Amazona Amberboa Amberboa moschata Ambloplites Ambloplites rupestris Amblyrhynchus Amblyrhynchus cristatus Ambrosia artemisiifolia Ambrosia psilostachya Ambrosia trifida Ambrosiaceae Ambrosian Ambystoma Ambystoma maculatum Ambystoma mexicanum Ambystoma talpoideum Ambystoma tigrinum Ambystomatidae Ameiuridae Ameiurus Ameiurus Melas Amelanchier Amelanchier alnifolia Amelanchier bartramiana Amen Amen-Ra Amentiferae America American American Baptist Convention American Civil War American Dream American English American English spelling American Federalist Party American Federation of Labor American Federation of Labor and Congress of Industrial Organizations American Indian American Indian Day American Indian language American Labor Party American Legion American Party American Revised Version American Revolution American Revolutionary War American Staffordshire terrier American Standard Code for Information Interchange American Standard Version American War of Independence American agave American alligator American aloe American angelica tree American antelope American arborvitae American arrowroot American aspen American badger American barberry American basswood American beech American bison American bittern American bittersweet American black bear American blight American bog asphodel American brooklime American buffalo American bugbane American centaury American chameleon American cheddar American cheese American chestnut American cockroach American columbo American coot American copper American crab apple American cranberry American cranberry bush American crayfish American creeper American cress American crow American dewberry American dog tick American dog violet American dogwood American dwarf birch American eagle American egret American elder American elk American elm American featherfoil American feverfew American flag American flagfish American fly honeysuckle American flying squirrel American football American football game American foxhound American frogbit American gallinule American gentian American germander American ginseng American gray birch American green toad American grey birch American hackberry American harvest mouse American hazel American hellebore American holly American hop American hornbeam American ivy American kestrel American lady crab American language American larch American laurel American leishmaniasis American licorice American lime American liquorice American lobster American lotus American magpie American maidenhair fern American marten American mastodon American mastodont American merganser American mink American mistletoe American mountain ash American oil palm American olive American organ American oriole American parasol American parsley fern American pasqueflower American pennyroyal American persimmon American pit bull terrier American plaice American plan American plane American pulsatilla American quaking aspen American raspberry American rattlebox American red elder American red plum American red squirrel American redstart American robin American rock brake American sable American saddle horse American shrew mole American sign language American smelt American smokewood American smooth dogfish American spelling American spicebush American spikenard American star grass American sweet chestnut American sweet gum American sycamore American toad American turkey oak American twinflower American wall fern American water ouzel American water shrew American water spaniel American watercress American white birch American white oak American white pine American widgeon American wistaria American wisteria American woodcock American wormseed American-Indian language Americana Americanisation Americanise Americanism Americanization Americanize Americanness Americans Amerind Amerind language Amerindian Amerindian language Amerindian race Amerindic Amhara Amharic Amharic language Amia Amia calva Amianthum Amianthum muscaetoxicum Amianthum muscitoxicum Amiidae Amish sect Ammobium alatum Ammodytes Ammodytidae Ammonium Nitrate/Fuel Oil Ammotragus Ammotragus lervia Amniota Amoebida Amoebina Amon Amon-Ra Amontillado Amor Amorpha californica Amorpha canescens Amorpha fruticosa Amorphophallus campanulatus Amorphophallus paeonifolius Amorphophallus rivieri Amorphophallus titanum Amoxil Amoy Amoy language Amphibolips Amphicarpa Amphicarpa bracteata Amphicarpaea Amphicarpaea bracteata Amphineura Amphioxidae Amphipoda Amphiprion Amphiprion percula Amphisbaena Amphisbaenia Amphisbaenidae Amphiumidae Amsinckia Amsinckia grandiflora Amsinckia intermedia Amsler grid Amsonia Amsonia tabernaemontana Amun Amun Ra Amur privet Amygdalaceae Amygdalus Amygdalus communis Amygdalus communis amara Amytal Ana Anabantidae Anabaptism Anabaptist denomination Anabas Anabas testudineus Anabrus Anabrus simplex Anacanthini Anacardiaceae Anacardium Anacardium occidentale Anacin III Anacyclus Anacyclus pyrethrum Anadenanthera Anadenanthera colubrina Anagallis Anagallis arvensis Anagallis tenella Anagasta Anagasta kuehniella Anagyris Anagyris foetida Ananas Ananas comosus Anaphalis Anaphalis margaritacea Anaprox Anapsida Anarhichadidae Anarhichas Anas Anas acuta Anas americana Anas clypeata Anas crecca Anas discors Anas penelope Anas platyrhynchos Anas querquedula Anas rubripes Anasa Anasa tristis Anasazi Anaspida Anastatica Anastatica hierochuntica Anastomus Anatidae Anatolian Anatolian language Anchusa capensis Anchusa officinalis Anchusa riparia Ancient Greek Ancient Greek language Ancistrodon Ancylidae Ancylostomatidae Ancylus Ancylus fluviatilis Andalusian Andaman marble Andaman redwood Andean Andean condor Andira Andira inermis Andorran Andreaea Andreaeales Andrenidae Andrew's clintonia Andricus Andromeda Andromeda galaxy Andromeda glaucophylla Andromeda polifolia Andropogon Andropogon furcatus Andropogon gerardii Andropogon scoparius Andropogon virginicus Andvari Aneides Aneides lugubris Anemia adiantifolia Anemone Canadensis Anemone cylindrica Anemone ludoviciana Anemone nemorosa Anemone occidentalis Anemone pulsatilla Anemone quinquefolia Anemone riparia Anemone sylvestris Anemone tetonensis Anemone virginiana Anemonella Anemonella thalictroides Anemopsis Anemopsis californica Anethum Anethum graveolens Angas Angas language Angelica Archangelica Angelica sylvestris Angelus Angevin Angevine Angiopteris evecta Angiospermae Angle Anglian Anglican Church Anglican Communion Anglicanism Anglicisation Anglicism Anglicization Anglo-American Anglo-Catholicism Anglo-French Anglo-French language Anglo-German concertina Anglo-Indian Anglo-Jewish Anglo-Norman Anglo-Norman language Anglo-Saxon Anglo-Saxon deity Anglo-Saxon language Anglo-catholic Anglomania Anglophilia Anglophilic Anglophobia Anglophobic Angolan Angolan monetary unit Angolese Angora cat Angora goat Angora rabbit Angra Mainyu Angraecum Anguidae Anguilla sucklandii Anguillan Anguillidae Anguilliformes Anguillula Anguillula aceti Anguis Anguis fragilis Angus Angus Og Anhima Anhima cornuta Anhimidae Anhinga anhinga Anhingidae Anigozanthus Anigozanthus manglesii Animalia Anisoptera Anisotremus Anisotremus surinamensis Anisotremus virginicus Annamese Annamese language Annamite Annamite language Annelida Anniellidae Anno Domini Annona Annona cherimola Annona diversifolia Annona glabra Annona muricata Annona reticulata Annona squamosa Annonaceae Annunciation Annunciation Day Annunciation lily Annwfn Annwn Anoa depressicornis Anoa mindorensis Anobiidae Anodonta Anoectochilus Anogramma Anogramma leptophylla Anolis Anolis carolinensis Anomala Anomala orientalis Anomalopidae Anomalopteryx oweni Anomia Anomia ephippium Anomiidae Anopheles Anoplophora glabripennis Anoplura Anostraca Anpu Ansaid Ansar al Islam Ansar al-Islam Anser Anser anser Anser cygnoides Anseres Anseriformes Anserinae Anshar Antabuse Antarctic Circle Antarctic continent Antarctica Antares Antedon Antedonidae Antennaria Antennaria dioica Antennaria plantaginifolia Antennariidae Anthemis Anthemis arvensis Anthemis cotula Anthemis nobilis Anthemis tinctoria Antheraea Antheraea mylitta Antheraea pernyi Antheraea polyphemus Anthericum Anthericum liliago Anthericum torreyi Antheropeas Antheropeas wallacei Anthidium Anthoceropsida Anthoceros Anthocerotaceae Anthocerotales Anthonomus Anthonomus grandis Anthophyta Anthozoa Anthrenus scrophulariae Anthriscus Anthriscus cereifolium Anthriscus sylvestris Anthropoidea Anthurium andraeanum Anthurium scherzerianum Anthus Anthus pratensis Anthyllis Anthyllis barba-jovis Anthyllis vulneraria Anti-Imperialist International Brigade Anti-Masonic Party Antichrist Antido Antidorcas Antidorcas euchore Antidorcas marsupialis Antigone Antigonia Antiguan Antilocapra Antilocapra americana Antilocapridae Antilope Antilope cervicapra Antirrhinum Antirrhinum coulterianum Antirrhinum filipes Antirrhinum majus Antivert Antlia Antrozous Antrozous pallidus Antum Anu Anubis Anunnaki Anura Anzu Aotus Aotus trivirgatus Apache language Apalachicola rosemary Apatosaurus excelsus Apatura Apatura iris Apgar score Aphasmidia Aphididae Aphidoidea Aphis Aphis fabae Aphis pomi Aphriza Aphriza virgata Aphrodite Aphrophora Aphrophora saratogensis Aphyllanthaceae Aphyllanthes Aphyllophorales Apiaceae Apidae Apios Apios americana Apios tuberosa Apis Apis mellifera Apis mellifera adansonii Apis mellifera scutellata Apium Apium graveolens Apium graveolens dulce Apium graveolens rapaceum Aplacophora Aplectrum Aplectrum hyemale Aplodontia Aplodontia rufa Aplodontiidae Aplysia Aplysia punctata Aplysiidae Apocrypha Apocynaceae Apocynum Apocynum androsaemifolium Apocynum cannabinum Apocynum pumilum Apodemus Apodemus sylvaticus Apodidae Apodiformes Apogon Apogon maculatus Apogonidae Apoidea Apollo Apollo asteroid Apollo program Aporocactus Aporocactus flagelliformis Appalachian Appaloosa Appenzeller Appleton layer Apr Apresoline April April Fools' April Fools' day April fool Apsu Aptenodytes Aptenodytes forsteri Aptenodytes patagonica Apterygidae Apterygiformes Apus Apus apus Aqua-Lung Aquarius Aquarius the Water Bearer Aquifoliaceae Aquila chrysaetos Aquila rapax Aquilegia caerulea Aquilegia canadensis Aquilegia scopulorum calcarea Aquilegia vulgaris Ara Arab Arab League Arab Revolutionary Brigades Arab-Berbers Arab-Israeli War Arabian Arabian Nights Arabian Nights' Entertainment Arabian camel Arabian coffee Arabian jasmine Arabian tea Arabic Arabic alphabet Arabic language Arabic numeral Arabidopsis Arabidopsis lyrata Arabidopsis thaliana Arabis Arabis Canadensis Arabis glabra Arabis turrita Araceae Arachis Arachis hypogaea Arachnida Arales Aralia elata Aralia hispida Aralia nudicaulis Aralia racemosa Aralia spinosa Aralia stipulata Araliaceae Aramaean Aramaic Aramaic language Aramaic script Aramaicism Aramaism Aramean Aramus Aramus guarauna Aramus pictus Aranea Aranea diademata Araneae Araneida Araneus Araneus cavaticus Aranyaka Arapaho Arapaho language Arapahoe Arapahoe language Araucaria araucana Araucaria bidwillii Araucaria columnaris Araucaria cunninghamii Araucaria excelsa Araucaria heterophylla Araucariaceae Araujia Araujia sericofera Arava Arawak Arawakan Arawn Arbor Day Arbutus menziesii Arbutus unedo Arca Arcadian Arcadic Arcadic dialect Arcado-Cyprians Arcellidae Arceuthobium Arceuthobium pusillum Archaeopteryx lithographica Archaeornithes Archaeozoic Archaeozoic aeon Archean Archean aeon Archean eon Archeozoic Archeozoic eon Archiannelida Archidiskidon Archidiskidon imperator Archilochus Archilochus colubris Archimedean drill Archimedes' principle Archosargus Archosargus probatocephalus Archosargus rhomboidalis Archosauria Arcidae Arctic Arctic Circle Arctic char Arctic fox Arctic ground squirrel Arctic hare Arctic mouse-ear Arctic wolf Arctictis Arctictis bintourong Arctiidae Arctium Arctium lappa Arctium minus Arctocebus Arctocebus calabarensis Arctocephalus Arctocephalus townsendi Arctonyx Arctonyx collaris Arctostaphylos Arctostaphylos alpina Arctostaphylos andersonii Arctostaphylos manzanita Arctostaphylos tomentosa Arctostaphylos uva-ursi Arctotis Arctotis stoechadifolia Arctotis venusta Arcturus Ardea Ardea herodius Ardea occidentalis Ardeidae Ardennes counteroffensive Ardisia Ardisia crenata Ardisia escallonoides Ardisia paniculata Areca catechu Areca palm Arecaceae Arecidae Arenaria Arenaria caroliniana Arenaria groenlandica Arenaria interpres Arenaria peploides Arenaria serpyllifolia Arenaria stricta Arenaria-Melanocephala Arenaviridae Arenga Arenga pinnata Areopagite Ares Arethusa bulbosa Argasidae Argemone mexicana Argentine Argentine hemorrhagic fever Argentine monetary unit Argentineness Argentinian Argentinidae Argiope Argiope aurantia Argiopidae Argive Argo Argo Navis Argonauta Argonauta argo Argonautidae Argonauts Argonne Argonne Forest Argus Argusianus Argynnis Argyranthemum Argyranthemum frutescens Argyreia Argyrol Argyrotaenia Argyrotaenia citrana Argyroxiphium Argyroxiphium sandwicense Arhant Arhat Ariadne Arianism Arianrhod Arianrod Aricara Aricara language Aries Aries the Ram Ariidae Arikara Arikara language Arilus Arilus cristatus Ariocarpus Ariocarpus fissuratus Ariomma Arisaema Arisaema atrorubens Arisaema dracontium Arisaema triphyllum Arisarum Arisarum vulgare Aristocort Aristolochia Aristolochia clematitis Aristolochia durior Aristolochia macrophylla Aristolochia serpentaria Aristolochiaceae Aristolochiales Aristopak Aristotelean Aristotelia Aristotelia racemosa Aristotelia serrata Aristotelian Aristotelian logic Aristotelianism Aristotelic Arizona ash Arizona cypress Arizona elegans Arizona sycamore Arizona white oak Arizona wild cotton Arizonan Arizonian Arjuna Ark Ark of the Covenant Arkansan Arkansas kingbird Arkansawyer Armadillidiidae Armadillidium Armagnac Armata Corsa Armed Forces Day Armed Islamic Group Armed Islamic Group of Algeria Armenian Armenian Apostolic Orthodox Church Armenian Church Armenian Secret Army for the Liberation of Armenia Armenian alphabet Armenian language Armenian monetary unit Armeria Armeria maritima Armillaria Armillaria caligata Armillaria ponderosa Armillaria zelleri Armillariella Armillariella mellea Arminian Arminian Baptist Arminian Church Arminianism Armistice Day Armoracia Armoracia rusticana Army Army High Performance Computing Research Center Army Intelligence Army National Guard Army for the Liberation of Rwanda Army of Muhammad Army of the Confederacy Army of the Pure Army of the Righteous Arnica cordifolia Arnica montana Arnold-Chiari deformity Arnoseris Arnoseris minima Arrhenatherum Arrhenatherum elatius Arrhenius theory of dissociation Art Informel Artamidae Artamus Artemia Artemia salina Artemis Artemis pontica Artemis spinescens Artemisia abrotanum Artemisia absinthium Artemisia annua Artemisia californica Artemisia campestris Artemisia cana Artemisia dracunculus Artemisia filifolia Artemisia frigida Artemisia gnaphalodes Artemisia ludoviciana Artemisia maritima Artemisia stelleriana Artemisia tridentata Artemisia vulgaris Arthropoda Arthropteris Arthurian Arthurian legend Articles of Confederation Artiodactyla Artium Baccalaurens Artium Magister Artocarpus Artocarpus altilis Artocarpus communis Artocarpus heterophyllus Artocarpus odoratissima ArtsD Aruban monetary unit Arulo Arum maculatum Arum palaestinum Arundinaria Arundinaria gigantea Arundinaria tecta Arundo Arundo conspicua Arundo donax Arundo richardii Aruru Arvicola Arvicola amphibius Aryan Asadha Asamiya Asamiya language Asarh Asarum Asarum canadense Asarum europaeum Asarum shuttleworthii Asarum virginicum Asbat al-Ansar Ascaphidae Ascaphus Ascaphus trui Ascaridae Ascaridia Ascaridia galli Ascaris Ascaris lumbricoides Ascension Ascension Day Ascension of Christ Ascension of Jesus Ascension of the Lord Aschelminthes Ascidiaceae Asclepia meadii Asclepiadaceae Asclepias Asclepias albicans Asclepias curassavica Asclepias exaltata Asclepias incarnata Asclepias meadii Asclepias purpurascens Asclepias speciosa Asclepias subverticillata Asclepias tuberosa Asclepias verticillata Asclepius Ascomycetes Ascomycota Ascomycotina Ascophyllum Ascophyllum nodosum Asgard Ash Can Ash Wednesday Ash'arism Ashcan School Ashcan school Ashir Ashkenazi Ashtoreth Asia Asian Asian American Asian black grouse Asian coral snake Asian crocodile Asian horseshoe crab Asian influenza Asian longhorned beetle Asian seabass Asian shamanism Asian tiger mosquito Asian wild ox Asiatic Asiatic beetle Asiatic black bear Asiatic buffalo Asiatic cholera Asiatic cockroach Asiatic flu Asiatic flying squirrel Asiatic shrew mole Asiatic sweetleaf Asilidae Asimina Asimina triloba Asin Asio Asio otus Ask Jeeves Ask.com Asklepios Aspalathus Aspalathus cedcarbergensis Aspalathus linearis Asparagaceae Asparagus asparagoides Asparagus officinales Asparagus plumosus Asparagus setaceous Asperger's syndrome Aspergillaceae Aspergillales Aspergillus Aspergillus fumigatus Asperula Asperula odorata Asperula tinctoria Asphodelaceae Asphodeline Asphodeline lutea Asphodelus Aspidelaps Aspidelaps lubricus Aspidiotus Aspidiotus perniciosus Aspidistra elatio Aspidophoroides Aspidophoroides monopterygius Aspis Aspleniaceae Asplenium Asplenium adiantum-nigrum Asplenium billotii Asplenium bradleyi Asplenium ceterach Asplenium montanum Asplenium nidus Asplenium nigripes Asplenium pinnatifidum Asplenium platyneuron Asplenium rhizophyllum Asplenium ruta-muraria Asplenium scolopendrium Asplenium trichomanes Asplenium viride Assam fever Assam rubber Assamese Assamese language Assault Assemblies of God Associate in Applied Science Associate in Arts Associate in Nursing Association for the Advancement of Retired Persons Association of Islamic Groups and Communities Association of Orangemen Association of Southeast Asian Nations Assumption Assumption of Mary Assyrian Assyrian Akkadian Assyrian Akkadian language Assyrian Neo-Aramaic Assyrian Neo-Aramaic language Assyrian language Assyriology Astacidae Astacura Astacus Astarte Aster acuminatus Aster arenosus Aster cordifolius Aster divaricatus Aster dumosus Aster ericoides Aster falcatus Aster linarifolius Aster linosyris Aster macrophyllus Aster novae-angliae Aster novi-belgii Aster ptarmicoides Aster shortii Aster tripolium Aster turbinellis Asteraceae Asteridae Asteroidea Asterope Astilbe biternata Astilbe chinensis pumila Astilbe japonica Astragalus Astragalus alpinus Astragalus danicus Astragalus glycyphyllos Astrantia major Astreus Astreus hygrometricus Astreus pteridis Astroloma Astroloma humifusum Astronium Astronium fraxinifolium Astronomical Unit Astrophyton Astrophyton muricatum Astropogon Astropogon stellatus Asura Asvina Asvins At Atabrine Atakapa Atakapa language Atakapan Atakapan language Atarax Atayalic Atayalic language Ate Ateles Ateles geoffroyi Aten Athabascan Athabaskan Athanasian Creed Athanasianism Athapascan Athapaskan Athapaskan language Atharva-Veda Atharvaveda Athena Athene Athene noctua Athenian Atherinidae Atherinopsis Atherinopsis californiensis Atherurus Athiorhodaceae Athrotaxis Athrotaxis selaginoides Athyriaceae Athyrium Athyrium distentifolium Athyrium filix-femina Athyrium pycnocarpon Athyrium thelypteroides Ativan Atlantic Atlantic Standard Time Atlantic Time Atlantic bonito Atlantic bottlenose dolphin Atlantic cod Atlantic croaker Atlantic halibut Atlantic herring Atlantic manta Atlantic moonfish Atlantic puffin Atlantic ridley Atlantic sailfish Atlantic salmon Atlantic sea bream Atlantic spiny dogfish Atlantic tripletail Atlantic walrus Atlantic white cedar Atlantides Atlantis Atlas Atlas cedar Atomic Energy Commission Aton Atreus Atrichornis Atrichornithidae Atriplex Atriplex hortensis Atriplex hymenelytra Atriplex lentiformis Atriplex mexicana Atromid-S Atropa Atropa belladonna Atropidae Atropos Atrovent Atsugewi Atsugewi language Attacapa Attacapa language Attacapan Attacapan language Attalea Attalea funifera Atticus Atticus atlas Attilio Attorney General of the United States Au Aucuba Audenesque Audubon warbler Audubon's caracara Audubon's warbler Aug Augean Augeas Augmentin Augsburg Confession August August plum Augustan Augustinian Canons Augustinian Hermits Augustinian order Aulacorhyncus Aulostomidae Aulostomus Aulostomus maculatus Aum Aum Shinrikyo Aureolaria Aureolaria pedicularia Aureolaria virginica Aureomycin Auricularia Auricularia auricula Auriculariaceae Auriculariales Auriga Auriparus Auriparus flaviceps Aurora Aussie Austin Friars Australasian Australia Australian Australian Aborigine Australian English orthography Australian English spelling Australian Labor Party Australian arowana Australian blacksnake Australian bonytongue Australian chestnut Australian cockroach Australian coral snake Australian crawl Australian dollar Australian grass tree Australian hare's foot Australian heath Australian honeysuckle Australian language Australian lungfish Australian magpie Australian nettle Australian nettle tree Australian pea Australian pine Australian pitcher plant Australian reed grass Australian sea lion Australian spelling Australian stilt Australian sumac Australian sword lily Australian terrier Australian turtledove Australianness Australopithecus Australopithecus afarensis Australopithecus africanus Australopithecus boisei Australopithecus robustus Austrian Austrian monetary unit Austrian schilling Austrian winter pea Austro-Asiatic Austro-Asiatic language Austrocedrus Austrocedrus chilensis Austronesian Austronesian language Austrotaxus Austrotaxus spicata Authorized Version Autodefensas Unidas de Colombia Automeris Automeris io Autonomous Sensory Meridian Response Av Avahi Avahi laniger Avalokiteshvara Avalokitesvara Ave Maria Avena Avena barbata Avena fatua Avena sativa Avene sterilis Averrhoa Averrhoa bilimbi Averrhoa carambola Aves Avesta Avestan Avestan language Avicennia Avicennia marina Avicennia officinalis Avicenniaceae Avogadro number Avogadro's hypothesis Avogadro's law Avogadro's number Axis Ayapana triplinervis Ayrshire Aythya Aythya affinis Aythya americana Aythya ferina Aythya marila Aythya valisineria Ayurveda Azactam Azadirachta Azadirachta indica Azaleastrum Azerbaijani Azerbaijani language Azerbaijani monetary unit Azeri Azolla Azolla caroliniana Azollaceae Aztec Aztec lily Aztec marigold Aztecan Aztecan language a a batch of a bit a bit of a bottle of a bunch of a capella a capella singing a cappella a cappella singing a couple of a cup of a few a fortiori a glass of a good deal a great deal a group of a handful of a host of a hundred times a kind of a la carte a la mode a little a lot a lot of a member of a million times a number of a pair of a part of a piece of a pile of a posteriori a priori a series of a sheet of a shred of a slice of a ticket to a trifle a type of a variety of a-ok a-okay a.k.a. a.m. aa aah aalii aardvark aardwolf ab ab initio aba abaca abacinate aback abactinal abacus abaft abalone abamp abampere abandon abandoned abandoned infant abandoned person abandoned ship abandonment abarticulation abase abasement abash abashed abashment abasia abasia trepidans abasic abatable abatable nuisance abate abatement abatement of a nuisance abatic abatis abator abattis abattoir abaxial abaxially abaya abbacy abbatial abbe abbess abbey abbot abbreviate abbreviated abbreviation abbreviator abcoulomb abdicable abdicate abdication abdicator abdomen abdominal abdominal actinomycosis abdominal aorta abdominal aortic aneurysm abdominal breathing abdominal cavity abdominal delivery abdominal external oblique muscle abdominal muscle abdominal nerve plexus abdominal pregnancy abdominal wall abdominocentesis abdominoplasty abdominous abdominousness abdominovesical abduce abducens abducens muscle abducens nerve abducent abducent nerve abduct abducting abduction abductor abductor muscle abeam abecedarian abecedarius abed abele abelia abelmosk aberrance aberrancy aberrant aberrate aberration abet abetalipoproteinemia abetment abettal abetter abettor abeyance abeyant abfarad abhenry abhor abhorrence abhorrent abhorrer abidance abide abide by abiding abience abient ability abiogenesis abiogenetic abiogenist abiotrophy abject abjection abjectly abjuration abjure abjurer ablactate ablactation ablate ablated ablation ablation moraine ablative ablative absolute ablative case ablaut ablaze able able seaman able seawoman able-bodied able-bodied sailor able-bodied seaman able-bodied seawoman able-bodiedism able-bodism ableism ablepharia ablism abloom ablution ablutionary ably abnegate abnegation abnegator abnormal abnormal psychology abnormalcy abnormality abnormally aboard abocclusion abode abohm abolish abolishable abolishment abolition abolitionary abolitionism abolitionist abomasal abomasum abominable abominable snowman abominably abominate abomination abominator aborad aboral aboriginal aborigine abort aborticide abortifacient abortion abortion pill abortion-inducing drug abortionist abortive abortively abortus aboulia aboulic abound abound in abounding about about turn about-face above above all above-mentioned above-named aboveboard aboveground abracadabra abrachia abradant abrade abrader abrading stone abranchial abranchiate abranchious abrase abrasion abrasive abrasive material abrasiveness abreact abreaction abreast abridge abridged abridgement abridger abridgment abroach abroad abrocome abrogate abrogation abrogator abrupt abruptio placentae abruption abruptly abruptly-pinnate abruptly-pinnate leaf abruptness abs abscess abscessed abscessed tooth abscise abscissa abscission abscond absconder abscondment abseil abseiler absence absence seizure absence without leave absent absentee absentee ballot absentee rate absenteeism absently absentminded absentmindedly absentmindedness absinth absinthe absinthe oil absolute absolute alcohol absolute ceiling absolute deviation absolute encoder absolute frequency absolute magnitude absolute majority absolute music absolute pitch absolute scale absolute space absolute temperature absolute threshold absolute value absolute viscosity absolute zero absolutely absoluteness absolution absolutisation absolutism absolutist absolutistic absolutization absolve absolved absolver absolvitory absorb absorbable absorbance absorbate absorbed absorbefacient absorbency absorbent absorbent cotton absorbent material absorber absorbing absorptance absorption absorption band absorption coefficient absorption factor absorption indicator absorption spectrum absorption unit absorptive absorptivity absquatulate abstain abstainer abstemious abstemiously abstemiousness abstention abstentious abstinence abstinent abstract abstract art abstract artist abstract entity abstract thought abstracted abstractedly abstractedness abstracter abstraction abstractionism abstractionist abstractive abstractly abstractness abstractor abstruse abstrusely abstruseness abstrusity absurd absurdist humor absurdist humour absurdity absurdly absurdness abulia abulic abundance abundant abundantly abuse abused abuser abusive abusively abut abutment abutment arch abutter abuzz abvolt abwatt aby abye abysm abysmal abysmally abyss abyssal abyssal zone acacia academe academia academic academic administrator academic art academic costume academic degree academic department academic freedom academic gown academic program academic relation academic requirement academic robe academic session academic term academic year academically academician academicianship academicism academism academy acantha acanthion acanthocephalan acanthocyte acanthocytosis acanthoid acantholysis acanthoma acanthopterygian acanthosis acanthosis nigricans acanthotic acanthous acanthus acanthus family acapnia acapnial acapnic acapnotic acaracide acardia acariasis acaricide acarid acaridiasis acarine acariosis acaroid resin acarophobia acarpellous acarpelous acarpous acarus acaryote acatalectic acataphasia acathexia acathexis acaudal acaudate acaulescent accaroid resin accede accelerando accelerate accelerated acceleration acceleration unit accelerative accelerator accelerator factor accelerator pedal acceleratory accelerometer accent accent mark accented accenting accentor accentual accentual system accentuate accentuation accept acceptability acceptable acceptableness acceptably acceptance acceptance sampling acceptant acceptation accepted accepting acceptive acceptor acceptor RNA access access code access road access time accessary accessibility accessible accession accessional accessorial accessory accessory after the fact accessory before the fact accessory cephalic vein accessory during the fact accessory fruit accessory hemiazygos vein accessory hemiazygous vein accessory nerve accessory vertebral vein acciaccatura accidence accident accident surgery accident-prone accidental accidental injury accidentally accipitrine acclaim acclaimed acclamation acclimate acclimation acclimatisation acclimatise acclimatization acclimatize acclivitous acclivity accolade accommodate accommodating accommodating IOL accommodating lens implant accommodatingly accommodation accommodation endorser accommodation ladder accommodation reflex accommodational accommodative accommodator accompanied accompaniment accompanist accompany accompanying accompanying vein accompanyist accomplice accomplish accomplishable accomplished accomplished fact accomplishment accord accord and satisfaction accordance accordance of rights accordant according according to accordingly accordion accordion door accordion fold accordionist accost accouchement accoucheur accoucheuse account account book account executive account for account payable account representative account statement accountability accountable accountancy accountant accountantship accounting accounting data accounting entry accounting firm accounting principle accounting ratio accounting standard accounting system accounts payable accounts receivable accouter accoutered accouterment accoutre accoutred accoutrement accredit accreditation accredited accrete accretion accretionary accretive accroides accroides gum accroides resin accrual accrual basis accrue accrued accruement acculturate acculturation acculturational acculturative accumbent accumulate accumulated accumulation accumulative accumulator accumulator register accuracy accurate accurately accurse accursed accurst accusal accusation accusative accusative case accusatorial accusatory accuse accused accuser accusing accusingly accusive accustom accustomed accustomed to ace ace of clubs ace of diamonds ace of hearts ace of spades acebutolol acedia acellular acellular slime mold acentric acentric chromosome acephalia acephalism acephalous acephaly acerate acerate leaf acerb acerbate acerbic acerbity acerola acerose acervate acervulus acetabular acetabulum acetal acetaldehyde acetaldol acetamide acetaminophen acetanilid acetanilide acetate acetate disk acetate rayon acetic acetic acid acetic anhydride acetify acetin acetoacetic acid acetone acetone body acetonemia acetonic acetonuria acetophenetidin acetose acetous acetphenetidin acetum acetyl acetyl chloride acetyl group acetyl radical acetylate acetylation acetylcholine acetylene acetylenic acetylic acetylise acetylize acetylsalicylic acid ache achene achenial achievability achievable achieve achievement achiever achillea achimenes aching achira achlamydeous achlorhydria achlorhydric acholia achondrite achondritic achondroplasia achondroplastic achondroplasty achromasia achromatic achromatic color achromatic colour achromatic lens achromatic vision achromaticity achromatin achromatinic achromatise achromatism achromatize achromatous achromia achromic achromous achy achylia achylia gastrica acicula acicular aciculate acid acid anhydrides acid dye acid halide acid head acid hydrogen acid precipitation acid rain acid rock acid test acid value acid-base balance acid-base equilibrium acid-base indicator acid-fast acid-forming acid-loving acid-tasting acid-wash acidemia acidic acidic hydrogen acidification acidify acidimetric acidimetry acidity acidophil acidophile acidophilic acidophilous acidophilus acidophilus milk acidosis acidotic acidulate acidulent acidulous acidulousness aciduric acinar acinic acinose acinous acinus ack-ack ack-ack gun ackee acknowledge acknowledgeable acknowledged acknowledgement acknowledgment aclinic line acme acmeism acne acne rosacea acne vulgaris acned acneiform acold acolyte aconite acorea acorn acorn barnacle acorn cup acorn squash acorn tube acorn-shaped acousma acoustic acoustic absorption acoustic aphasia acoustic buoy acoustic delay line acoustic device acoustic gramophone acoustic guitar acoustic impedance acoustic meatus acoustic modem acoustic nerve acoustic phenomenon acoustic power acoustic projection acoustic radiation pressure acoustic reactance acoustic resistance acoustic spectrum acoustic storage acoustic wave acoustic waveguide acoustical acoustically acoustician acousticophobia acoustics acquaint acquaintance acquaintanceship acquainted acquiesce acquiescence acquiescent acquirable acquire acquired acquired hemochromatosis acquired immune deficiency syndrome acquired immunity acquired reflex acquired taste acquirement acquirer acquiring acquisition acquisition agreement acquisitive acquisitiveness acquit acquittal acquittance acquitted acre acre inch acre-foot acreage acres acrid acridid acridity acridness acrimonious acrimony acritical acroanaesthesia acroanesthesia acrobat acrobatic acrobatic feat acrobatic stunt acrobatics acrocarp acrocarpous acrocarpous moss acrocentric acrocentric chromosome acrocephaly acrocyanosis acrodont acrogen acrogenic acrogenous acrolein acromegalia acromegalic acromegaly acromial process acromicria acromikria acromion acromphalus acromyotonia acronym acronymic acronymous acropetal acrophobia acrophobic acrophony acropolis acroscopic acrosome across across from across the board across the country across the nation across-the-board acrostic acrylamide acrylate acrylate resin acrylic acrylic acid acrylic fiber acrylic paint acrylic resin acrylonitrile acrylonitrile-butadiene-styrene act act as act involuntarily act of God act of terrorism act on act out act reflexively act superior act up act upon actable actin actinal acting acting out actinian actiniarian actinic actinic dermatitis actinic keratosis actinic radiation actinic ray actinide actinide series actinism actinium actinoid actinolite actinometer actinometric actinometrical actinometry actinomorphic actinomorphous actinomyces actinomycetal actinomycete actinomycetous actinomycin actinomycosis actinomycotic actinomyxidian actinon actinopod actinotherapy actinozoan action action at law action mechanism action officer action painting action plant action potential action replay action spectrum actionable activate activated activated carbon activated charcoal activating activating agent activation activation energy activator active active agent active air defense active application active birth active capital active citizen active electrolocation active immunity active matrix screen active placebo active power active site active subwoofer active transport active trust active voice actively activeness activewear activism activist activistic activity actomyosin actor actor's agent actor's assistant actor's line actress actual actual damages actual eviction actual possession actual sin actualisation actualise actuality actualization actualize actually actuarial actuarial table actuary actuate actuated actuating actuation actuator actus reus acuate acuity aculea aculeate aculeated aculeus acumen acuminate acuminate leaf acupressure acupuncture acute acute accent acute angle acute anterior poliomyelitis acute brain disorder acute gastritis acute glaucoma acute glossitis acute hemorrhagic encephalitis acute inclusion body encephalitis acute kidney failure acute leukemia acute lymphoblastic leukemia acute lymphocytic leukemia acute myelocytic leukemia acute myeloid leukemia acute organic brain syndrome acute pyelonephritis acute renal failure acute schizophrenic episode acute triangle acute-angled triangle acutely acuteness acyclic acyclovir acyl acyl anhydrides acyl group acyl halide acylation acylglycerol ad ad agency ad blitz ad campaign ad hoc ad hominem ad infinitum ad interim ad lib ad libitum ad nauseam ad val ad valorem ad valorem tax ad-lib adactylia adactylism adactylous adactyly adage adagio adam-and-eve adamance adamant adamantine adamantly adapt adapt to adaptability adaptable adaptation adaptational adaptative adapted adapter adaption adaptive adaptive radiation adaptor adaxial adaxially add add on add to add together add up add up to add-in add-on addable addax addend addendum adder adder's fern adder's tongue adder's tongue fern addible addict addicted addiction addiction studies addictive adding machine addition addition reaction additional additionally additive additive inverse addle addle-head addlebrained addled addlehead addlepated address addressable addressed addressee addressing machine adduce adducent adducer adducing adduct adducting adduction adductive adductor adductor muscle ade adelgid adenine adenitis adenocarcinoma adenocarcinomatous adenohypophysis adenoid adenoidal adenoidectomy adenoma adenomatous polyp adenomegaly adenomyosarcoma adenomyosis adenopathy adenosine adenosine deaminase adenosine diphosphate adenosine monophosphate adenosine triphosphate adenosis adenovirus adenylic acid adept adeptness adequacy adequate adequate to adequately adequateness ader wax adermin adesite adhere adhere to adherence adherent adhesion adhesion contract adhesive adhesive agent adhesive bandage adhesive friction adhesive material adhesive plaster adhesive tape adhesiveness adhocracy adiabatic adiabatic index adiabatic process adiabaticity adiaphoron adience adient adieu adios adipic acid adipose adipose cell adipose tissue adipose tumor adiposeness adiposis adiposity adit adjacency adjacent adjectival adjectivally adjective adjective pronoun adjectively adjoin adjoining adjoining room adjourn adjournment adjudge adjudicate adjudication adjudicative adjudicator adjudicatory adjunct adjunction adjunctive adjuration adjuratory adjure adjust adjust to adjustable adjustable spanner adjustable wrench adjusted adjuster adjusting entry adjustive adjustment adjustor adjutant adjutant bird adjutant general adjutant stork adjuvant adman admass admeasure administer administered price administrable administrate administration administrative administrative body administrative data processing administrative district administrative division administrative hearing administrative law administrative official administrative unit administratively administrator administrivia admirability admirable admirableness admirably admiral admiralty admiralty law admiration admire admired admirer admiringly admissibility admissible admission admission charge admission fee admission price admissive admit admit doing admittable admittance admittedly admittible admix admixture admonish admonisher admonishing admonishment admonition admonitory adnate adnexa adnexal adnoun ado adobe adobe brick adobe house adobe lily adobo adolesce adolescence adolescent adonis adopt adoptable adopted adoptee adopter adoption adoptive adoptive parent adorability adorable adorableness adorably adoration adore adored adorer adoring adoringly adorn adorned adornment adoxography adpressed adrenal adrenal cortex adrenal cortical steroid adrenal gland adrenal medulla adrenalectomy adrenaline adrenarche adrenergic adrenergic agonist eyedrop adrenergic drug adrenocortical adrenocorticotrophic adrenocorticotrophic hormone adrenocorticotrophin adrenocorticotropic adrenocorticotropic hormone adrenocorticotropin adrenosterone adrift adroit adroitly adroitness adscititious adscript adscripted adsorb adsorbable adsorbate adsorbent adsorbent material adsorber adsorption adsorptive adsuki bean adulate adulation adulator adulatory adult adult body adult education adult female adult female body adult intelligence adult male adult male body adult respiratory distress syndrome adult tooth adult toy adult-onset diabetes adult-onset diabetes mellitus adulterant adulterate adulterated adulterating adulteration adulterator adulterer adulteress adulterine adulterous adulterously adulterousness adultery adulthood adulting adumbrate adumbration adumbrative adust advance advance death benefit advanced advancement advancer advancing advantage advantageous advantageously advantageousness advect advection advective advent adventitia adventitial adventitious adventitious root adventive adventure adventure story adventurer adventuresome adventuress adventurism adventuristic adventurous adventurousness adverb adverb of manner adverbial adverbial of cause adverbial of condition adverbial of reason adverbially adversarial adversary adversative adversative conjunction adverse adverse opinion adverse selection adverse witness adversely adversity advert advertence advertency advertent advertently advertise advertised advertisement advertiser advertising advertising agency advertising campaign advertising department advertising division advertize advertizement advertizer advertizing advertorial advice advice and consent advisability advisable advise advised advisedly advisee advisement adviser advisor advisory advisory board advisory service advocacy advocacy group advocate advocator advowson adynamia adynamic adz adze adzuki bean aecial aeciospore aecium aegir aegis aeolian harp aeolian lyre aeolotropic aeon aeonian aepyornis aerate aerated aeration aerator aerial aerial ladder aerial ladder truck aerial torpedo aerial tramway aerialist aerially aerides aerie aeriferous aeriform aerify aerobatics aerobe aerobic aerobic exercise aerobics aerobiosis aerobiotic aerodontalgia aerodrome aerodynamic aerodynamic force aerodynamic lift aerodynamics aeroembolism aerofoil aerogel aerogenerator aerogram aerogramme aerolite aerolitic aerological aerology aeromechanic aeromechanics aeromedical aeromedicine aeronaut aeronautic aeronautical aeronautical engineer aeronautical engineering aeronautics aerophagia aerophilatelic aerophilately aerophile aerophilic aerophilous aerophyte aeroplane aerosol aerosol bomb aerosol can aerosol container aerosolise aerosolised aerosolize aerosolized aerospace aerospace engineer aerospace medicine aery aeschynanthus aesculapian aesthesia aesthesis aesthete aesthetic aesthetical aesthetically aesthetician aesthetics aestival aestivate aestivation aether aetiologic aetiological aetiologist aetiology afar afeard afeared afebrile affability affable affableness affably affair affaire affaire d'honneur affairs affect affectation affected affected role affectedly affectedness affecting affectingly affection affectional affectionate affectionately affectionateness affective affective disorder affenpinscher afferent afferent fiber afferent nerve afferent neuron affiance affiant affidavit affiliate affiliated affiliation affinal affine affine geometry affine transformation affined affinity affirm affirmable affirmation affirmative affirmative action affirmative pleading affirmatively affirmativeness affirmatory affirmer affix affixal affixation affixed affixial afflatus afflict afflicted affliction afflictive affluence affluent affluenza afford afford to do affordable afforest afforestation affranchise affray affricate affricate consonant affrication affricative affright affront affusion afghan afghani afibrinogenemia aficionado afield afire aflame aflare aflatoxin aflicker afloat aflutter afoot aforementioned aforesaid aforethought afoul afraid afresh afropavo aft after after a fashion after all after hours after part after school after work after-hours after-sales after-school after-shave after-shave lotion afterbirth afterburner aftercare afterdamp afterdeck aftereffect afterglow afterimage afterlife aftermath aftermost afternoon afternoon tea afterpains afterpiece afters aftersensation aftershaft aftershafted aftershock aftertaste afterthought afterward afterwards afterworld agada tantra again again and again against against the clock against the wind against time agal agalactia agalactosis agama agamete agamic agamid agamid lizard agammaglobulinemia agamogenesis agamogenetic agamous agapanthus agape agape love agar agar-agar agaric agate agate line agateware agave agave family agaze age age bracket age class age group age limit age norm age of consent age-old age-related age-related macular degeneration aged agedness ageing ageism ageless agelessness agelong agency agency security agenda agenda item agendum agenesia agenesis agent agent bank agent provocateur agent-based model agent-in-place agential agentive role agerasia ageratum agglomerate agglomerated agglomeration agglomerative agglomerator agglutinate agglutinating activity agglutination agglutination test agglutinative agglutinative language agglutinin agglutinogen aggrade aggrandise aggrandisement aggrandize aggrandizement aggravate aggravated aggravated assault aggravating aggravatingly aggravation aggravator aggregate aggregate demand aggregate fruit aggregated aggregation aggregative aggregator aggress aggression aggressive aggressively aggressiveness aggressor aggrieve aggro aggroup aghast agile agilely agility aging agio agiotage agism agitate agitated agitated depression agitating agitation agitative agitator agitprop agleam aglet aglitter aglow agnail agnate agnathan agnatic agnation agnise agnize agnomen agnosia agnostic agnostical agnosticism ago agog agon agonadal agonal agone agonic line agonise agonised agonising agonist agonistic agonistical agonize agonized agonizing agonizingly agony agony aunt agony column agony uncle agora agoraphobia agoraphobic agouti agranulocytic agranulocytosis agranulosis agrapha agraphia agraphic agraphon agrarian agree agree on agree to do agree with agreeability agreeable agreeableness agreeably agreed agreed upon agreement agrestic agribusiness agricultural agricultural agent agricultural chemistry agricultural laborer agricultural labourer agriculturalist agriculture agriculturist agrimonia agrimony agrobiologic agrobiological agrobiology agrologic agrological agrology agromania agronomic agronomical agronomist agronomy aground agrypnia agrypnotic agua agua toad aguacate ague ague grass ague root ague weed agueweed aguish ah ahead ahead of ahead of the game ahead of time ahem ahimsa ahistorical ahorse ahorseback ai aid aid station aide aide-de-camp aide-memoire aided aiglet aigret aigrette aiguillette aikido ail ailanthus ailanthus silkworm aileron ailing ailment ailurophobia aim aim at aim to do aimless aimlessly aimlessness ain aioli aioli sauce air air alert air attache air attack air bag air base air bladder air bubble air castle air cell air cleaner air compressor air conditioner air conditioning air cover air crew air current air cushion air defense air division air duct air embolism air filter air flow air force air force academy air force officer air gas air group air gun air hammer air hole air horn air hose air host air hostess air jacket air lane air letter air lock air mail air marshal air mass air mattress air mile air out air passage air plant air pocket air pollution air potato air power air pressure air pump air raid air reconnaissance air rifle air sac air search radar air shaft air sick air sickness air sock air space air spring air station air terminal air thermometer air traffic air transport air transportation air transportation system air travel air traveler air traveller air unit air wave air well air-breathing air-condition air-conditioned air-conditioner air-cool air-cooled air-dried air-drop air-dry air-filled air-freight air-intake air-raid shelter air-ship air-slake air-sleeve air-tight air-to-air air-to-air missile air-to-ground air-to-ground missile air-to-surface air-to-surface missile airborne airborne patrol airborne transmission airbrake airbrush airburst airbus aircraft aircraft carrier aircraft engine aircraft landing aircraft officer aircraftman aircraftsman aircraftswoman aircraftwoman aircrew aircrew member aircrewman aircrewwoman airdock airdrome airdrop aired airfare airfield airflow airfoil airforce airframe airfreight airgun airhead airheaded airily airiness airing airing cupboard airless airlift airlike airline airline business airliner airlock airmail airmail letter airmailer airman airmanship airplane airplane landing airplane maneuver airplane mechanics airplane pilot airplane propeller airplane ticket airport airport charge airport terminal airpost airs airscrew airship airsick airsickness airspace airspeed airstream airstrip airt airtight airwave airway airwoman airworthiness airworthy airy aisle aitchbone ajar akaryocyte akaryote akee akee tree akimbo akin akinesia akinesis akinetic epilepsy akvavit al Itihaad al Islamiya al Qaeda al Qaida al Sunna Wal Jamma al dente al-Aksa Martyrs Brigades al-Aqsa Martyrs' Brigades al-Asifa al-Fatah al-Gama'a al-Islamiyya al-Itihaad al-Islamiya al-Jihad al-Ma'unah al-Muhajiroun al-Qa'ida al-Qaeda al-Qaida al-Qur'an al-Rashid Trust al-Tawhid al-Ummah ala alabaster alabastrine alacritous alacrity alalia alanine alar alarm alarm bell alarm clock alarm system alarmed alarming alarmingly alarmism alarmist alarum alary alas alastrim alate alated alb albacore albatross albedo albeit albescent albinal albinic albinism albinistic albino albinotic albite albitic albizia albizzia albuca albuginea album albumen albumin albuminoid albuminous albuminuria albuminuric albuterol alcahest alcalde alcalescent alcapton alcaptonuria alcazar alchemic alchemical alchemise alchemist alchemistic alchemistical alchemize alchemy alcohol alcohol abuse alcohol addiction alcohol amnestic disorder alcohol group alcohol radical alcohol thermometer alcohol-dependent alcohol-in-glass thermometer alcohol-soluble alcoholic alcoholic abuse alcoholic beverage alcoholic dementia alcoholic drink alcoholise alcoholism alcoholism abuse alcoholize alcove aldehyde aldehyde group aldehyde radical aldehyde-alcohol aldehydic alder alder blight alder buckthorn alder dogwood alder fly alder tree alder-leaved serviceberry alderfly alderleaf Juneberry alderman aldermanic aldermanly alderperson alderwoman aldohexose aldol aldol reaction aldose aldosterone aldosteronism aldotetrose aldotriose ale ale drinker aleatoric music aleatory aleatory contract aleatory music alecost alee alehoof alehouse alembic alendronate aleph aleph-nought aleph-null aleph-zero alert alerting alertly alertness alethic logic aleurone aleuronic alewife alexandrite alexia alexic alfalfa alfalfa sprout alfilaria alfileria alfresco alga algae algal algarobilla algarroba algarroba bean algarrobilla algebra algebraic algebraic language algebraic number algebraical algebraically algebraist algid algidity algin alginic acid algoid algolagnia algolagnic algology algometer algometric algometrical algometry algophilia algophobia algophobic algorism algorithm algorithm error algorithmic algorithmic language algorithmic program algorithmic rule alhamdulilah alias alibi alicante bouschet alicyclic compound alidad alidade alien alien absconder alienable alienage alienate alienated alienating alienation alienation of affection alienator alienee alienism alienist alienor aliform alight align aligned aligning alignment alike alikeness aliment alimental alimentary alimentary canal alimentary paste alimentary tract alimentary tract smear alimentation alimentative alimony aline alinement aliphatic aliphatic compound aliquant aliquant part aliquot aliquot part aliterate aliterate person alive aliveness aliyah alizarin alizarin carmine alizarin crimson alizarin red alizarin yellow alizarine alizarine red alkahest alkahestic alkalemia alkalescent alkali alkali bee alkali grass alkali metal alkali poisoning alkalic alkalify alkalimetry alkaline alkaline earth alkaline metal alkaline-earth metal alkaline-loving alkalinise alkalinity alkalinize alkalinuria alkalise alkaliser alkalize alkalizer alkaloid alkaloidal alkalosis alkalotic alkaluria alkane alkane series alkanet alkapton alkaptonuria alkene alky alkyd alkyd resin alkyl alkyl group alkyl halide alkyl radical alkylating agent alkylbenzene alkylbenzenesulfonate alkylic alkyne all all along all around all arounder all at once all but all clear all day all day long all fours all get out all important all in all in all all kinds of all of all of a sudden all over all right all the same all the time all the way all together all told all too all-around all-day sucker all-devouring all-embracing all-encompassing all-fired all-firedly all-important all-inclusive all-knowing all-mains all-metal all-night all-or-none all-or-none law all-or-nothing all-out all-powerful all-purpose all-round all-rounder all-terrain bike all-time all-victorious all-weather alla breve allamanda allantoic allantoid allantois allargando allay allayer allegation allege alleged allegedly allegement allegiance allegiant allegoresis allegoric allegorical allegorically allegoricalness allegorise allegoriser allegorize allegorizer allegory allegretto allegro allegro con spirito allele allelic allelomorph allelomorphic allemande allemande sauce allergen allergenic allergic allergic eczema allergic reaction allergic rhinitis allergist allergology allergy allergy diet alleviant alleviate alleviated alleviation alleviative alleviator alleviatory alley alley cat alleyway allgood alliaceous alliaceous plant alliance allice allice shad allied allies alligator alligator clip alligator grass alligator lizard alligator pear alligator snapper alligator snapping turtle alligator weed alligator wrench alligatored alligatorfish allis allis shad alliterate alliteration alliterative alliteratively alliterator allmouth alloantibody allocable allocatable allocate allocation allocation unit allocator allochronic allochthonous allocution allogamous allogamy allogeneic allograft allograph allographic allomerism allomerous allometric allometry allomorph allomorphic allopathic allopathy allopatric allopatry allophone allophonic allopurinol allosaur allosaurus allot allotment allotrope allotropic allotropical allotropism allotropy allotted allover allow allow for allow in allowable allowably allowance allowance account alloy alloy cast iron alloy iron alloy steel alloyed allspice allspice tree allude allure allurement alluring allusion allusive allusiveness alluvial alluvial cone alluvial deposit alluvial fan alluvial flat alluvial plain alluvial sediment alluvial soil alluviation alluvion alluvium ally ally with allyl allyl alcohol allyl group allyl radical allyl resin allylic alma mater almanac almandine almandite almighty almond almond cookie almond crescent almond extract almond moth almond oil almond tree almond willow almond-eyed almond-leaves willow almond-scented almond-shaped almoner almost alms alms box alms dish alms tray alms-giving almsgiver almsgiving alocasia aloe aloe family aloes aloft aloha alone aloneness along along with alongside aloof aloofness alopecia alopecia areata alopecic aloud alp alpaca alpenstock alpestrine alpha alpha and omega alpha blocker alpha brass alpha bronze alpha decay alpha fetoprotein alpha foetoprotein alpha globulin alpha iron alpha methyl dopa alpha particle alpha privative alpha radiation alpha ray alpha receptor alpha rhythm alpha software alpha test alpha wave alpha-Fe alpha-Terpinene alpha-adrenergic blocker alpha-adrenergic blocking agent alpha-adrenergic receptor alpha-adrenoceptor alpha-beta brass alpha-blocker alpha-ferrite alpha-interferon alpha-linolenic acid alpha-lipoprotein alpha-naphthol alpha-naphthol test alpha-tocopheral alphabet alphabet soup alphabetic alphabetic character alphabetic script alphabetic writing alphabetical alphabetically alphabetisation alphabetise alphabetised alphabetiser alphabetization alphabetize alphabetized alphabetizer alphameric alphamerical alphanumeric alphanumeric characters alphanumeric display alphanumerical alphanumerics alphavirus alpine alpine ash alpine azalea alpine bearberry alpine clover alpine clubmoss alpine coltsfoot alpine gold alpine goldenrod alpine hulsea alpine milk vetch alpine salamander alpine sunflower alpine totara alpinist alprazolam already alright alsatian also also known as also-ran alstroemeria altar altar boy altar girl altar wine altarpiece altazimuth altcoin alter alter ego alterability alterable alteration alterative altercate altercation altered altering alternate alternately alternating alternating current alternating electric current alternation alternation of generations alternative alternative birth alternative birthing alternative energy alternative medicine alternative pleading alternatively alternator althaea althea although altimeter altissimo altitude altitude sickness altitudinal altitudinous alto alto clef alto relievo alto rilievo alto saxophonist altocumulus altocumulus cloud altogether altoist altostratus altostratus cloud altricial altruism altruist altruistic altruistically alula alular alum alumbloom alumina aluminate aluminiferous aluminise aluminium aluminium bronze aluminium chloride aluminium foil aluminium hydroxide aluminium nitrate aluminium oxide aluminize aluminous aluminum aluminum bronze aluminum business aluminum chloride aluminum foil aluminum hydroxide aluminum industry aluminum oxide alumna alumni alumnus alumroot alundum alveolar alveolar arch alveolar artery alveolar bed alveolar consonant alveolar ectasia alveolar point alveolar process alveolar resorption alveolar rhabdomyosarcoma alveolar rhabdosarcoma alveolar ridge alveolate alveolitis alveolus alvine always alyssum am amabilis fir amadavat amah amain amalgam amalgamate amalgamated amalgamation amalgamative amalgamator amanuensis amaranth amaranth family amaranthine amarelle amaretto amaryllis amaryllis family amass amastia amateur amateurish amateurishly amateurishness amateurism amative amativeness amatory amatungulu amaurosis amaurotic amaze amazed amazement amazing amazingly amazon ambage ambages ambagious ambassador ambassadorial ambassadorship ambassadress amber amber lily amber-green amberbell amberfish ambergris amberjack ambiance ambidexterity ambidextrous ambidextrousness ambience ambient ambiguity ambiguous ambiguously ambit ambition ambitionless ambitious ambitiously ambitiousness ambivalence ambivalency ambivalent ambiversion ambiversive amble ambler amblygonite amblyopia amblyopic ambo amboceptor amboina pine amboyna amboyna pine ambrosia ambrosial ambrosian ambulacral ambulacrum ambulance ambulance chaser ambulant ambulant plague ambulate ambulation ambulatory ambulatory plague ambuscade ambush ambusher ambystomid ambystomid salamander ameba ameban amebiasis amebic amebic dysentery amebiosis ameboid amebous ameer amelia ameliorate ameliorating amelioration ameliorative amelioratory ameloblast amelogenesis amen cadence amen corner amenability amenable amenableness amend amendable amendatory amended amended return amendment amends amenia amenities amenity amenorrhea amenorrheal amenorrheic amenorrhoea amenorrhoeal amenorrhoeic ament amentaceous amentia amentiferous amerce amercement amerciable americium ametabolic ametabolous amethopterin amethyst amethystine amethystine python ametria ametropia ametropic amiability amiable amiableness amiably amicability amicable amicableness amicably amicus curiae amicus curiae brief amid amide amidopyrine amidship amidships amigo amine aminic amino amino acid amino group amino plastic amino resin aminoaciduria aminoalkane aminoalkanoic acid aminobenzine aminobenzoic acid aminomethane aminopherase aminophylline aminoplast aminopyrine aminotransferase amiodarone amir amiss amitosis amitotic amitriptyline amitriptyline hydrochloride amity amlodipine besylate ammeter ammine ammino ammo ammobium ammonal ammonia ammonia alum ammonia clock ammonia water ammoniac ammoniacal ammoniate ammoniated ammonification ammonify ammonite ammonitic ammonium ammonium alum ammonium carbamate ammonium carbonate ammonium chloride ammonium hydroxide ammonium ion ammonium nitrate ammonium salt ammoniuria ammonoid ammunition ammunition chest amnesia amnesiac amnesic amnesic aphasia amnestic amnestic aphasia amnesty amnic amnio amniocentesis amnion amnionic amnionic fluid amnios amniote amniotic amniotic cavity amniotic fluid amniotic sac amobarbital amobarbital sodium amoeba amoeban amoebiasis amoebic amoebic dysentery amoebiosis amoeboid amoebous amok among amora amoralism amoralist amorality amorally amorist amoristic amorous amorously amorousness amorpha amorphophallus amorphous amorphous shape amort amortisation amortise amortization amortize amount amount of money amount to amour amour propre amoxicillin amp amperage ampere ampere-hour ampere-minute ampere-second ampere-turn ampersand amphetamine amphetamine sulfate amphetamine sulphate amphibia amphibian amphibian family amphibian genus amphibiotic amphibious amphibious aircraft amphibious assault amphibious demonstration amphibious landing amphibious operation amphibious vehicle amphibole amphibole group amphibolite amphibology amphiboly amphibrach amphictyony amphidiploid amphidiploidy amphigory amphimixis amphioxus amphipod amphiprostylar amphiprostyle amphiprotic amphisbaena amphistylar amphitheater amphitheatre amphitheatric amphitheatrical amphitropous amphitropous ovule amphiuma ampholyte amphora amphoric amphoteric amphoteric electrolyte amphotericin ampicillin ample ampleness amplexicaul leaf amplification amplifier amplify amplitude amplitude distortion amplitude level amplitude modulation amply ampoule ampul ampule ampulla ampullar ampullary amputate amputation amputator amputee amrinone amuck amulet amuse amused amusement amusement arcade amusement park amusing amusingly amusive amygdala amygdaliform amygdalin amygdaline amygdaloid amygdaloid nucleus amygdaloidal amygdalotomy amyl amyl alcohol amyl nitrate amylaceous amylase amyloid amyloid plaque amyloid protein plaque amyloidal amyloidosis amylolysis amylolytic amylum amyotonia amyotrophia amyotrophic lateral sclerosis amyotrophy amyxia an an array of ana anabatic anabiosis anabiotic anabolic anabolic steroid anabolism anachronic anachronism anachronistic anachronistically anachronous anaclinal anaclisis anaclitic anaclitic depression anacoluthia anacoluthic anacoluthon anaconda anadama bread anadiplosis anadromous anaemia anaemic anaerobe anaerobic anaerobic exercise anaerobiotic anaesthesia anaesthetic anaesthetic agent anaesthetise anaesthetist anaesthetize anaglyph anaglyphic anaglyphical anaglyphy anaglyptic anaglyptical anagnost anagoge anagogic anagogical anagram anagrammatic anagrammatical anagrammatise anagrammatize anagrams anal anal intercourse anal personality anal phase anal retentive anal retentive personality anal sex anal sphincter anal stage analbuminemia analecta analects analeptic analgesia analgesic analgetic analog analog clock analog computer analog watch analog-digital converter analog-to-digital converter analogical analogise analogist analogize analogous analogously analogue analogue computer analogy analphabet analphabetic analphabetism analysand analyse analyser analysis analysis of variance analysis situs analyst analytic analytic geometry analytic thinking analytical analytical balance analytical cubism analytical geometry analytical review analytically analyticity analyzable analyze analyzed analyzer anamnesis anamnestic anamnestic reaction anamnestic response anamorphic anamorphism anamorphosis anancasm anapaest anapaestic anapest anapestic anaphase anaphasic anaphor anaphora anaphoric anaphoric pronoun anaphoric relation anaphrodisia anaphrodisiac anaphylactic anaphylactic antibody anaphylactic shock anaphylaxis anaplasia anaplasmosis anaplastic anaplasty anapsid anapsid reptile anarchic anarchical anarchically anarchism anarchist anarchist communism anarchistic anarcho-collectivism anarcho-communism anarchy anarthria anasarca anasarcous anaspid anastalsis anastigmat anastigmatic anastigmatic lens anastomose anastomosis anastomotic anastomotic vein anastrophe anastylosis anathema anathematisation anathematise anathematization anathematize anathemise anathemize anatomic anatomical anatomical reference anatomical sphincter anatomical structure anatomically anatomise anatomist anatomize anatomy anatotitan anatoxin anatropous anatropous ovule ancestor ancestor worship ancestral ancestress ancestry anchor anchor chain anchor light anchor ring anchor rope anchorage anchorage ground anchorite anchoritic anchorman anchorperson anchorwoman anchovy anchovy butter anchovy dressing anchovy paste anchovy pear anchovy pear tree anchovy pizza anchovy sauce anchusa anchylosis ancien regime ancient ancient astronaut hypothesis ancient history ancient pine anciently ancientness ancients ancillary anconeous muscle ancylose and and how and so and so forth and so on and then some andante andantino andelmin andesite andiron andradite andrena andrenid androecium androgen androgenesis androgenetic androgenic androgenic hormone androgenous androgeny androglossia androgyne androgynous androgyny android androphobia androsterone andryala ane anecdotal anecdotalism anecdote anecdotic anecdotical anecdotist anechoic anechoic chamber anele anemia anemic anemic anoxia anemic hypoxia anemoclinometer anemograph anemographic anemography anemometer anemometric anemometrical anemometry anemone anemone fish anemophilous anencephalia anencephalic anencephalous anencephaly anergy aneroid aneroid barometer anesthesia anesthesiologist anesthesiology anesthetic anesthetic agent anesthetise anesthetist anesthetize anesthyl anestric anestrous anestrum anestrus anethole aneuploid aneuploidy aneurin aneurism aneurismal aneurismatic aneurysm aneurysmal aneurysmatic anew anfractuous angel angel cake angel dust angel food cake angel shark angel's trumpet angel-wing begonia angelfish angelic angelica angelical angelically angelim angelique angelology angelus bell anger angered angiitis angina angina pectoris anginal anginose anginous angiocardiogram angiocarp angiocarpic angiocarpous angioedema angiogenesis angiogenesis inhibitor angiogram angiography angiohemophilia angiologist angiology angioma angiomatous angiopathy angioplasty angiopteris angiosarcoma angioscope angiosperm angiospermous angiospermous tree angiospermous yellowwood angiotelectasia angiotensin angiotensin I angiotensin II angiotensin II inhibitor angiotensin converting enzyme angiotensin-converting enzyme angiotensin-converting enzyme inhibitor angiotonin angle angle bracket angle iron angle of attack angle of dip angle of extinction angle of incidence angle of inclination angle of reflection angle of refraction angle of view angle vise angle-closure glaucoma angle-park angled angled loofah angledozer angler angler fish anglerfish anglewing angleworm anglicise anglicize angling anglophil anglophile anglophobe angostura angostura bark angoumois grain moth angoumois moth angrecum angrily angriness angry angry walk angst angstrom angstrom unit anguid lizard anguine anguish anguished angular angular acceleration angular artery angular distance angular momentum angular position angular shape angular unit angular vein angular velocity angularity angulate angulation angwantibo anhedonia anhidrosis anhinga anhydride anhydrosis anhydrous ani anicteric anil anile aniline aniline dye aniline oil anima animadversion animadvert animal animal black animal charcoal animal communication animal disease animal fancier animal fat animal fiber animal fibre animal foot animal glue animal group animal husbandry animal kingdom animal leg animal magnetism animal material animal nature animal oil animal order animal pigment animal product animal psychology animal scientist animal skin animal starch animal stuffer animal tissue animal toxin animal trainer animal virus animal-worship animalcule animalculum animalisation animalise animalism animalistic animality animalization animalize animate animate being animate thing animated animated cartoon animated oat animatedly animateness animating animation animatism animatistic animator animatronics anime animise animism animist animistic animize animosity animus anion anion-exchange resin anionic anionic compound anionic detergent anise anise camphor anise cookie anise hyssop anise oil anise plant anise seed anise tree anise-scented aniseed aniseed oil aniseikonia aniseikonic anisette anisette de Bordeaux anisogamete anisogametic anisogamic anisogamous anisogamy anisometric anisometropia anisometropic anisotropic anisotropically anisotropy anjou ankle ankle boot ankle brace ankle bracelet ankle joint ankle-deep anklebone anklet anklets ankus ankyloglossia ankylosaur ankylosaurus ankylose ankylosing spondylitis ankylosis ankylotic anlage anna annalism annalist annalistic annals anneal annealing annelid annelid worm annelidan annex annexa annexal annexation annexational annexe annihilate annihilated annihilating annihilation annihilative annihilator anniversary annon annotate annotating annotation annotator announce announced announcement announcer annoy annoyance annoyed annoyer annoying annoyingly annual annual fern annual parallax annual ring annual salt-marsh aster annually annualry annuitant annuity annuity in advance annul annular annular eclipse annular scotoma annulate annulated annulet annulment annulus annum annunciate annunciator annunciatory anoa anodal anode anodic anodise anodize anodyne anoestrous anoestrum anoestrus anoint anointer anointing anointing of the sick anointment anole anomalist anomalistic month anomalistic year anomalops anomalopteryx anomalous anomalous communication anomalously anomalousness anomaly anomia anomic anomic aphasia anomie anomy anon anon. anonym anonymity anonymous anonymous file transfer protocol anonymous ftp anonymously anoperineal anopheline anopia anorak anorchia anorchidism anorchism anorectal anorectic anorexia anorexia nervosa anorexic anorexigenic anorgasmia anorthic anorthite anorthitic anorthography anorthopia anosmatic anosmia anosmic another anovulant anovulation anovulatory drug anoxemia anoxemic anoxia anoxic anseriform bird anserine answer answer for answerability answerable answerableness answerer answering answering machine ant ant bear ant bird ant cow ant lion ant shrike ant thrush antacid antagonise antagonism antagonist antagonistic antagonistic muscle antagonistically antagonize antapex antbird ante ante meridiem ante up anteater antebellum antecede antecedence antecedency antecedent antecedently antechamber antecubital antedate antediluvial antediluvian antediluvian patriarch antefix antelope antelope chipmunk antelope squirrel antemeridian antemortem antenatal antenna antennal antennary antenuptial antepartum antepenult antepenultima antepenultimate anterior anterior cardinal vein anterior cerebral artery anterior cerebral vein anterior crural nerve anterior facial vein anterior fontanelle anterior horn anterior jugular vein anterior labial veins anterior meningeal artery anterior naris anterior pituitary anterior pituitary gland anterior root anterior serratus muscle anterior synechia anterior temporal artery anterior vertebral vein anteriority anteriorly anterograde anterograde amnesia anteroom anthelminthic anthelmintic anthem anthem trance anther antheral antheridial antheridiophore antheridium antherozoid anthesis anthill anthologise anthologist anthologize anthology anthophagous anthophilous anthophyllite anthozoan anthracite anthracite coal anthracitic anthracosis anthrax anthrax bacillus anthrax pneumonia anthropic anthropical anthropocentric anthropocentricity anthropocentrism anthropogenesis anthropogenetic anthropogenic anthropogeny anthropoid anthropoid ape anthropoidal anthropolatry anthropological anthropologism anthropologist anthropology anthropology department anthropometric anthropometrical anthropometry anthropomorphic anthropomorphise anthropomorphism anthropomorphize anthropomorphous anthropopathism anthropophagite anthropophagous anthropophagus anthropophagy anthroposophy anthurium anti anti-American anti-Beijing anti-Catholicism anti-G suit anti-Semite anti-Semitism anti-TNF compound anti-aestheticism anti-aircraft cruiser anti-ballistic missile anti-democracy anti-drug law anti-dumping duty anti-establishment anti-impotence drug anti-inflammatory anti-inflammatory drug anti-intellectual anti-personnel bomb anti-racketeering law anti-selection anti-semitic anti-submarine rocket anti-sway bar anti-takeover defense anti-theatre anti-torque rotor anti-traditionalism anti-virus program anti-war movement anti-white antiacid antiadrenergic antiaircraft antiaircraft fire antiaircraft gun antialiasing antianxiety agent antianxiety drug antiapartheid antiarrhythmic antiarrhythmic drug antiarrhythmic medication antiauthoritarian antibacterial antibacterial drug antiballistic missile antibaryon antiberiberi factor antibiosis antibiotic antibiotic drug antiblack antibody antic anticancer anticatalyst anticholinergic anticholinergic drug anticholinesterase anticipant anticipate anticipated anticipation anticipative anticipator anticipatory anticipatory breach anticlimactic anticlimactical anticlimax anticlinal anticlockwise anticoagulant anticoagulant medication anticoagulation anticoagulative anticonvulsant anticonvulsant drug anticyclone anticyclonic antidepressant antidepressant drug antidiabetic antidiabetic drug antidiarrheal antidiarrheal drug antidiuretic antidiuretic drug antidiuretic hormone antidotal antidote antidromic antielectron antiemetic antiemetic drug antiepileptic antiepileptic drug antiestablishment antiestablishmentarianism antiestablishmentism antifeminism antifeminist antiferromagnet antiferromagnetic antiferromagnetism antifertility antifertilizin antiflatulent antifouling paint antifreeze antifungal antifungal agent antigen antigenic antigenic determinant antigram antihaemophilic factor antihaemophilic globulin antihemophilic factor antihemophilic globulin antihemorrhagic factor antiheretical antihero antihistamine antihypertensive antihypertensive drug antiknock antiknocking antilepton antilog antilogarithm antilogism antimacassar antimagnetic antimalarial antimalarial drug antimatter antimeson antimetabolite antimetathesis antimicrobial antimicrobic antimonial antimonial lead antimonic antimonious antimonopoly antimony antimony potassium tartrate antimuon antimycin antimycotic antimycotic agent antineoplastic antineoplastic antibiotic antineoplastic drug antineutrino antineutron antinode antinomasia antinomian antinomianism antinomy antiophthalmic factor antioxidant antiparallel antiparticle antipasto antipathetic antipathetical antipathy antipernicious anemia factor antipersonnel antipersonnel bomb antiperspirant antiphlogistic antiphon antiphonal antiphonary antiphony antiphospholipid antibody antiphrasis antipodal antipodal opposition antipode antipodean antipodes antipollution antipope antiproton antiprotozoal antiprotozoal drug antipruritic antipsychotic antipsychotic agent antipsychotic drug antipyresis antipyretic antiquarian antiquark antiquary antiquate antiquated antiquatedness antique antiqueness antiquity antiredeposition antireligiousness antisatellite antisemitic antisemitism antisepsis antiseptic antisepticize antiserum antisocial antisocial personality disorder antispasmodic antispasmodic agent antistrophe antistrophic antisubmarine antisyphilitic antitank antitauon antithesis antithetic antithetical antithetically antithyroid antitoxic antitoxin antitrade antitrade wind antitrades antitrust antitrust case antitrust law antitrust legislation antitumor antitumour antitussive antitype antitypic antitypical antivenene antivenin antiviral antiviral agent antiviral drug antiwar antler antler moth antler-like antlered antlion antlion fly antonym antonymous antonymy antrorse antrum antsy anuran anuresis anuretic anuria anuric anurous anus anvil anxiety anxiety attack anxiety disorder anxiety hysteria anxiety neurosis anxiety reaction anxiolytic anxiolytic drug anxious anxiously anxiousness any any longer any-and-all bid anybody anyhow anymore anyone anyplace anything anything but anytime anyway anyways anywhere ao dai aorist aoristic aorta aortal aortic aortic aneurysm aortic arch aortic isthmus aortic orifice aortic plexus aortic stenosis aortic valve aortitis aoudad apace apache apache dance apache devil dance apadana apanage apar apart apart from apartheid apartment apartment building apartment house apatetic coloration apathetic apathetically apathy apatite apatosaur apatosaurus ape ape-man apelike aper apercu aperea aperient aperiodic aperitif aperture apery apetalous apetalous flower apex apex of the sun's way aphaeresis aphaeretic aphagia aphakia aphakic aphanite aphanitic aphasia aphasic aphelion apheresis apheretic aphesis aphetic aphid aphid lion aphis lion aphonia aphonic aphorise aphorism aphorist aphoristic aphorize aphotic aphrodisia aphrodisiac aphrodisiacal aphthous ulcer aphyllous apian apiarian apiarist apiary apical apical placentation apicalization apiculate apicultural apiculture apiculturist apiece apish apishamore apivorous aplacental aplacophoran aplanatic aplasia aplastic anaemia aplastic anemia aplite aplitic aplomb apnea apneic apnoeic apoapsis apocalypse apocalyptic apocalyptical apocarpous apochromatic apocope apocrine apocrine gland apocryphal apocryphalness apocynaceous apodal apodeictic apodeme apodictic apodictic certainty apodictic proposition apodiform bird apodous apoenzyme apogametic apogamic apogamous apogamy apogean apogee apojove apolemia apolitical apoliticism apologetic apologetically apologetics apologia apologise apologist apologize apologue apology apolune apomict apomictic apomictical apomixis apomorphine aponeurosis aponeurotic apopemptic apophasis apophatic apophatism apophthegm apophyseal apophysis apoplectic apoplectiform apoplectoid apoplexy apoptosis aposelene aposematic coloration aposiopesis aposiopetic apostasy apostate apostatise apostatize apostle apostleship apostolic apostolic delegate apostolical apostrophe apostrophic apostrophise apostrophize apothecaries' ounce apothecaries' pound apothecaries' unit apothecaries' weight apothecary apothecary's shop apothecial apothecium apothegm apothegmatic apothegmatical apotheose apotheosis apotheosise apotheosize apotropaic app appal appall appalled appalling appallingly appanage apparatchik apparatus apparatus urogenitalis apparel apparel chain apparel industry appareled apparency apparent apparent horizon apparent motion apparent movement apparently apparentness apparition apparitional appeal appeal board appeal to appealable appealing appealingly appealingness appeals board appeals court appear appearance appearing appeasable appease appeasement appeaser appeasing appellant appellate appellate court appellation appellative append appendage appendaged appendant appendectomy appendicectomy appendicitis appendicle appendicular appendicular artery appendicular skeleton appendicular vein appendicularia appendix apperceive apperception apperceptive appertain appetence appetency appetent appetiser appetising appetisingness appetite appetite suppressant appetitive appetizer appetizing appetizingness applaud applaudable applauder applause apple apple aphid apple blight apple butter apple canker apple dumpling apple fritter apple geranium apple jelly apple juice apple liqueur apple maggot apple mint apple nut apple of Peru apple of discord apple orchard apple pie apple polisher apple rust apple sauce apple tart apple tree apple turnover apple vodka apple-scented apple-shaped apple-sized applecart applejack applemint applesauce applesauce cake applet applewood appliance applicability applicable applicant application application form application program application-oriented language applications programme applicative applicator applicatory applied applied anatomy applied math applied mathematics applied psychology applied science applied scientist applier applique apply apply for apply to appoggiatura appoint appointed appointee appointive appointment appointment book appointment calendar apportion apportionable apportioned apportioning apportionment apposable appose apposite appositeness apposition appositional appositive appositively appraisal appraisal cost appraise appraiser appraising appreciable appreciably appreciate appreciated appreciation appreciative appreciatively appreciativeness appreciator apprehend apprehended apprehender apprehensible apprehension apprehensive apprehensively apprehensiveness apprentice apprenticed apprenticeship appressed apprisal apprise apprize appro approach approach path approach pattern approach shot approach trench approachability approachable approaching approbate approbation approbative approbatory appropriable appropriate appropriately appropriateness appropriation appropriation bill appropriative appropriator approval approve approve of approved approver approving approvingly approximate approximate range approximately approximation approximative appurtenance appurtenant apractic apraxia apraxic apricot apricot bar apricot liqueur apricot sauce apricot tree apriorism apron apron string apropos apse apsidal apsis apt apteral apterous apteryx aptitude aptitudinal aptly aptness apyretic tetanus aqua aqua fortis aqua regia aqua vitae aquacultural aquaculture aqualung aquamarine aquanaut aquaphobia aquaphobic aquaplane aquarium aquatic aquatic bird aquatic fern aquatic mammal aquatic plant aquatic vertebrate aquatics aquatint aquavit aqueduct aqueductus cerebri aqueous aqueous humor aqueous humour aqueous solution aquicultural aquiculture aquifer aquiferous aquilege aquilegia aquiline ar arabesque arability arable araceous arachnid arachnidian arachnoid arachnoid membrane arachnophobia aragonite arak aralia arame araneidal araneidan arariba araroba araucaria araucaria family arb arbalest arbalist arbiter arbitrable arbitrage arbitrager arbitrageur arbitral arbitrament arbitrarily arbitrariness arbitrary arbitrate arbitration arbitration clause arbitrational arbitrative arbitrator arbitrement arbor arboraceous arborary arboreal arboreal salamander arboreous arborescent arborescent plant arboresque arboretum arborical arboriculture arboriculturist arboriform arborise arborist arborize arborolatry arborous arborvirus arborvitae arbour arbovirus arbutus arc arc cosecant arc cosine arc cotangent arc lamp arc light arc secant arc sine arc tangent arc-boutant arcade arcade game arcade video game arcadian arcane arcanum arccos arccosecant arccosine arccotangent arcdegree arced arcella arch arch over arch support archaean archaebacteria archaebacterium archaeobacteria archaeologic archaeological archaeological planning frame archaeologist archaeology archaeopteryx archaeornis archaeozoic archaic archaicism archaise archaism archaist archaistic archaize archangel archangelic archangelical archbishop archbishopric archdeacon archdeaconry archdiocesan archdiocese archducal archduchess archduchy archduke archean arched archegonial archegoniate archegonium archenteron archeobacteria archeologic archeological archeological remains archeological site archeologist archeology archeopteryx archeozoic archepiscopal archer archerfish archery archespore archesporial archesporium archetypal archetype archetypical archiannelid archidiaconal archidiaconate archiepiscopal archil archimandrite archine arching archipallium archipelagic archipelago architect architectonic architectonics architectural architectural engineering architectural ornament architectural plan architectural style architecturally architecture architeuthis architrave archival archive archives archivist archly archness archosaur archosaurian archosaurian reptile archpriest archway arciform arcminute arco arcsec arcsecant arcsecond arcsin arcsine arctan arctangent arctic arctic moss arctic poppy arctic skua arctic willow arctiid arctiid moth arcuate arcuate artery arcuate artery of the kidney arcuate vein of the kidney arcus arcus senilis arcus zygomaticus ard ard plough ardeb ardent ardent spirits ardently ardor ardour arduous arduously arduousness are area area 17 of Brodmann area bombing area code area of cardiac dullness area studies area unit areal areaway areca areca nut areflexia arena arena theater arenaceous arenaceous rock arenavirus arenicolous areola areolar areolar tissue areolate arere arete areteria cervicalis arethusa argal argali argasid argemone argent argentic argentiferous argentine argentinosaur argentite argentous argil argillaceous argillaceous rock argillite arginine argle-bargle argon argonaut argonon argosy argot arguable arguably argue arguer argufy arguing argument argumentation argumentative argumentatively argus argus pheasant argus-eyed argy-bargy argyle argyll argyrodite aria arial mosaic arianist arid aridity aridness arietta aright aril ariled arillate ariose arioso arise arishth arista aristocracy aristocrat aristocratic aristocratical aristocratically aristocratism arithmancy arithmetic arithmetic mean arithmetic operation arithmetic progression arithmetical arithmetically arithmetician arity ark ark shell arles arm arm band arm bone arm exercise arm guard arm pad arm's length arm-twisting armada armadillo armament armamentarium armature armband armchair armchair liberal armed armed bullhead armed combat armed forces armed forces censorship armed robbery armed service armed services armet armful armguard armhole armiger armilla armillary armillary sphere arming armistice armless armlet armlike armoire armor armor plate armor plating armor-bearer armor-clad armor-plated armored armored car armored catfish armored combat vehicle armored dinosaur armored personnel carrier armored scale armored sea robin armored searobin armored vehicle armorer armorial armorial bearing armory armour armour plate armour-clad armour-plated armoured armoured car armoured combat vehicle armoured personnel carrier armoured vehicle armourer armoury armpit armrest arms arms control arms deal arms industry arms manufacturer arms race arms-runner army army ant army attache army base army brat army corps army cutworm army engineer army hut army officer army tank army unit army worm armyworm arnica arnica bud aroeira blanca aroid arolla pine aroma aromatherapy aromatic aromatic aster aromatic compound aromatic hydrocarbon aromaticity aromatise aromatize aronia berry liqueur aronia liqueur around around the bend around the clock around-the-clock arousal arouse aroused arouser arpeggio arpent arquebus arrack arraign arraignment arrange arranged arrangement arranger arranging arrant arras array arrayed arrears arrest arrest warrant arrested development arrester arrester hook arresting arrhythmia arrhythmic arrhythmical arriere pensee arrival arrival gate arrival time arrive arrive at arrive in arrivederci arriver arriviste arroba arrogance arrogant arrogantly arrogate arrogation arrogator arrow arrow arum arrow grass arrow leaved aster arrow wood arrow-grass family arrow-shaped arrowhead arrowleaf groundsel arrowroot arrowroot family arrowsmith arrowworm arroyo arroyo willow arroz con pollo arse arse about arse around arsehole arsenal arsenate arsenic arsenic acid arsenic group arsenic trioxide arsenical arsenide arsenious arsenopyrite arsenous anhydride arsenous oxide arsine arson arsonist art art class art collection art critic art dealer art deco art department art director art editor art exhibition art form art gallery art historian art history art movement art nouveau art object art paper art rock art school art student art teacher artefact artefactual artemisia arteria arteria alveolaris arteria alveolaris inferior arteria alveolaris superior arteria angularis arteria appendicularis arteria arcuata arteria ascendens arteria auricularis arteria axillaris arteria basilaris arteria brachialis arteria buccalis arteria bulbi penis arteria bulbi vestibuli arteria carotis arteria celiaca arteria centralis retinae arteria cerebelli arteria cerebri arteria choroidea arteria ciliaris arteria circumflexa femoris arteria circumflexa humeri arteria circumflexa ilium arteria circumflexa scapulae arteria colica arteria communicans arteria coronaria arteria cystica arteria digitalis arteria epigastrica arteria ethmoidalis arteria facialis arteria femoralis arteria gastrica arteria gastrica breves arteria gastrica sinistra arteria glutes arteria hepatica arteria ileocolica arteria ileum arteria iliaca arteria iliolumbalis arteria infraorbitalis arteria intercostalis arteria labialis arteria labialis inferior arteria labialis superior arteria lacrimalis arteria laryngea arteria lienalis arteria lingualis arteria lumbalis arteria maxillaris arteria meningea arteria mesenterica arteria metacarpea arteria metatarsea arteria musculophrenica arteria nutricia arteria ophthalmica arteria ovarica arteria palatina arteria pancreatica arteria perinealis arteria poplitea arteria pudenda arteria pulmonalis arteria radialis arteria rectalis arteria renalis arteria subclavia arteria temporalis anterior arteria temporalis intermedia arteria temporalis posterior arteria testicularis arteria ulnaris arteria uterina arteria vaginalis arteria vertebralis arterial arterial blood arterial blood gases arterial blood vessel arterial plaque arterial pressure arterial road arterial sclerosis arterialise arterialize arteriectasia arteriectasis arteriogram arteriography arteriola arteriolar arteriole arteriolosclerosis arteriosclerosis arteriosclerosis obliterans arteriosclerotic arteriovenous arteritis artery artery of the labyrinth artery of the penis bulb artery of the vestibule bulb artesian artesian well artful artfully artfulness arthralgia arthralgic arthritic arthritis arthrocentesis arthrodesis arthrogram arthrography arthromere arthromeric arthropathy arthroplasty arthropod arthropod family arthropod genus arthropodal arthropodan arthropodous arthroscope arthroscopy arthrospore arthrosporic arthrosporous artichoke artichoke heart artichoke plant article article of clothing article of commerce article of faith article of furniture articled articles of agreement articles of incorporation articular articular muscle articulary articulate articulated articulated ladder articulated lorry articulately articulateness articulatio articulatio coxae articulatio cubiti articulatio genus articulatio humeri articulatio plana articulatio radiocarpea articulatio spheroidea articulatio synovialis articulatio talocruralis articulatio temporomandibularis articulatio trochoidea articulation articulative articulator articulatory articulatory system artifact artifactual artifice artificer artificial artificial additive artificial blood artificial flower artificial heart artificial horizon artificial insemination artificial intelligence artificial joint artificial kidney artificial lake artificial language artificial pacemaker artificial respiration artificial satellite artificial script artificial skin artificialism artificiality artificially artillery artillery fire artillery plant artillery shell artillery unit artilleryman artillerywoman artiodactyl artiodactyl mammal artiodactylous artisan artisan's lien artisanship artist artist's loft artist's model artist's workroom artiste artistic artistic creation artistic language artistic movement artistic production artistic style artistically artistry artlang artless artlessly artlessness arts arts and crafts artsy-craftsy artwork artworld arty arty-crafty arugula arui arum arum family arum lily arundinaceous arytaenoid arytenoid arytenoid cartilage as as a group as a matter of fact as a result as a rule as a whole as far as as far as possible as follows as for as good as as if as if by magic as it is as it were as long as as luck would have it as much as much as possible as of as old as as required as soon as as such as the crow flies as though as to as usual as we say as well as well as as yet as you know asa dulcis asafetida asafoetida asana asarabacca asbestos asbestos abatement asbestosis ascariasis ascend ascendable ascendance ascendancy ascendant ascendence ascendency ascendent ascender ascendible ascending ascending aorta ascending artery ascending colon ascending node ascension ascensional ascensive ascent ascertain ascertainable ascertained ascesis ascetic ascetical ascetically asceticism ascidian ascidian tadpole ascites ascitic asclepiad asclepiadaceous ascocarp ascocarpous ascolichen ascoma ascomycete ascomycetous ascomycetous fungus ascorbic acid ascospore ascosporic ascosporous ascot ascribable ascribe ascription ascus asdic asea asepsis aseptic asexual asexual reproduction asexuality asexually ash ash bin ash cake ash gray ash grey ash tree ash-bin ash-blonde ash-gray ash-grey ash-key ash-leaved maple ash-pan ashamed ashamedly ashanti pepper ashbin ashcake ashcan ashen ashlar ashore ashram ashtray ashy aside aside from asigmatic aorist asinine asininity ask ask for ask for help ask for it ask for trouble ask in ask out ask over ask round ask to ask to do askance askant asker askew asking asking price aslant asleep aslope asocial asp asp viper asparaginase asparagine asparagus asparagus bean asparagus bed asparagus fern asparagus pea aspartame aspartic acid aspect aspect ratio aspectual aspen aspen poplar asper aspergill aspergillosis asperity asperse aspersion aspersorium asphalt asphaltic aspheric aspherical asphodel asphyxia asphyxiate asphyxiated asphyxiating asphyxiation asphyxiator aspic aspidistra aspirant aspirate aspiration aspiration pneumonia aspirator aspire aspire to do aspirer aspirin aspirin powder aspiring asquint ass ass-kisser assagai assail assailability assailable assailant assassin assassin bug assassinate assassinated assassination assassinator assault assault and battery assault gun assault rifle assaulter assaultive assay assay-mark assayer assegai assemblage assemble assembler assembling assembly assembly hall assembly language assembly line assembly plant assembly program assemblyman assemblywoman assent assenter assentient assenting assert assert oneself assertable asserted asserter asserting assertion assertive assertively assertiveness assertiveness training assess assessable assessee assessment assessor asset assets asseverate asseveration asseverator asshole assibilate assibilation assiduity assiduous assiduously assiduousness assign assignable assignation assigned assignee assigning assignment assignor assimilability assimilable assimilate assimilating assimilation assimilative assimilator assimilatory assist assistance assistant assistant foreman assistant professor assistant referee assisted assisted suicide assistive assize assizes associability associable associableness associate associate degree associate professor associated state associateship association association area association cortex association football association theory associational associationism associative associative aphasia associatory assoil assonance assonant assonate assort assortative mating assorted assortment assuage assuagement assuasive assume assumed assumed name assuming assumption assumptive assurance assure assured assuredly assuredness assurgent assuring astasia astatic astatic coils astatic galvanometer astatine aster aster family astereognosis asteriated asterid dicot family asterid dicot genus asterion asterisk asterisked asterism asterismal astern asternal asteroid asteroid belt asteroidal asthenia asthenic asthenic type asthenopia asthenosphere astheny asthma asthma attack asthmatic astigmatic astigmatism astigmia astilbe astir astomatal astomatous astonied astonish astonished astonishing astonishingly astonishment astound astounded astounding astraddle astragal astragalar astragalus astrakhan astral astrantia astraphobia astray astride astringe astringence astringency astringent astringent drug astrobiology astrocyte astrocytic astrodome astrodynamics astrogate astrogator astroglia astrolabe astrolatry astrologer astrological astrologist astrology astrometry astronaut astronautic astronautical astronautics astronavigation astronomer astronomic astronomical astronomical telescope astronomical year astronomically astronomy astronomy satellite astronomy unit astrophysical astrophysicist astrophysics astute astutely astuteness astylar asunder asylum asymmetric asymmetrical asymmetrically asymmetry asymptomatic asymptote asymptotic asymptotically asynchronism asynchronous asynchronous motor asynchronous nasalization asynchronous operation asynchronous transfer mode asynchrony asynclitism asyndetic asyndeton asynergia asynergic asynergy asystole at at a loss at a low price at a lower place at a stretch at a time at all at all costs at all times at an equal rate at any cost at any expense at any price at any rate at arm's length at bay at best at bottom at close range at ease at fault at first at first blush at first glance at first hand at first sight at hand at heart at home at large at last at least at leisure at length at loggerheads at long last at most at night at no time at noon at odds at once at one time at one's desk at peace at present at random at rest at risk at school at sea at stake at that time at the best at the least at the most at the ready at the same time at the worst at this rate at times at variance at will at work at worst at-bat atactic atactic abasia atar ataractic ataractic agent ataractic drug ataraxia ataraxic ataraxis atavism atavist atavistic ataxia ataxic ataxic abasia ataxic aphasia ataxy atelectasis ateleiosis ateleiotic atelier ateliosis atenolol ateria gastrica dextra athanor athar atheism atheist atheistic atheistical athenaeum atheneum atherodyde atherogenesis atheroma atheromatic atheromatous atherosclerosis atherosclerotic athetosis athirst athlete athlete's foot athlete's heart athletic athletic competition athletic contest athletic facility athletic field athletic game athletic sock athletic supporter athletic training athletic type athletic wear athleticism athletics athodyd athwart atilt atlas atlas moth atlas vertebra atmometer atmoradiograph atmosphere atmospheric atmospheric condition atmospheric electricity atmospheric phenomenon atmospheric pressure atmospheric state atmospheric static atmospherical atmospherics atole atoll atom atom bomb atom smasher atom-bomb atomic atomic bomb atomic clock atomic cocktail atomic energy atomic explosion atomic mass atomic mass unit atomic number atomic number 1 atomic number 10 atomic number 100 atomic number 101 atomic number 102 atomic number 103 atomic number 104 atomic number 105 atomic number 106 atomic number 107 atomic number 108 atomic number 109 atomic number 11 atomic number 110 atomic number 111 atomic number 112 atomic number 113 atomic number 114 atomic number 115 atomic number 116 atomic number 12 atomic number 13 atomic number 14 atomic number 15 atomic number 16 atomic number 17 atomic number 18 atomic number 19 atomic number 2 atomic number 20 atomic number 21 atomic number 22 atomic number 23 atomic number 24 atomic number 25 atomic number 26 atomic number 27 atomic number 28 atomic number 29 atomic number 3 atomic number 30 atomic number 31 atomic number 32 atomic number 33 atomic number 34 atomic number 35 atomic number 36 atomic number 37 atomic number 38 atomic number 39 atomic number 4 atomic number 40 atomic number 41 atomic number 42 atomic number 43 atomic number 44 atomic number 45 atomic number 46 atomic number 47 atomic number 48 atomic number 49 atomic number 5 atomic number 50 atomic number 51 atomic number 52 atomic number 53 atomic number 54 atomic number 55 atomic number 56 atomic number 57 atomic number 58 atomic number 59 atomic number 6 atomic number 60 atomic number 61 atomic number 62 atomic number 63 atomic number 64 atomic number 65 atomic number 66 atomic number 67 atomic number 68 atomic number 69 atomic number 7 atomic number 70 atomic number 71 atomic number 72 atomic number 73 atomic number 74 atomic number 75 atomic number 76 atomic number 77 atomic number 78 atomic number 79 atomic number 8 atomic number 80 atomic number 81 atomic number 82 atomic number 83 atomic number 84 atomic number 85 atomic number 86 atomic number 87 atomic number 88 atomic number 89 atomic number 9 atomic number 90 atomic number 91 atomic number 92 atomic number 93 atomic number 94 atomic number 95 atomic number 96 atomic number 97 atomic number 98 atomic number 99 atomic physics atomic pile atomic power atomic reactor atomic spectrum atomic theory atomic warhead atomic weapon atomic weight atomisation atomise atomiser atomism atomist theory atomistic atomistic theory atomistical atomization atomize atomizer atonal atonalism atonalistic atonality atonally atone atonement atonia atonic atonicity atony atop atopic allergy atopic dermatitis atopic eczema atopognosia atopognosis atopy atorvastatin atoxic atrabilious atrazine atresia atrial atrial artery atrial auricle atrial fibrillation atrial septal defect atrioventricular atrioventricular block atrioventricular bundle atrioventricular nodal rhythm atrioventricular node atrioventricular trunk atrioventricular valve atrip atrium atrium cordis atrium dextrum atrium of the heart atrium sinistrum atrocious atrociously atrociousness atrocity atrophedema atrophic atrophic arthritis atrophied atrophy atropine attach attach to attachable attache attache case attached attachment attack attack aircraft attack aircraft carrier attack dog attack submarine attacker attacking attain attainability attainable attainableness attainder attained attainment attaint attar attar of roses attemper attempt attempted attempter attend attend to attendance attendance check attendant attended attendee attender attending attention attention deficit disorder attention deficit hyperactivity disorder attention span attention-getting attentional attentive attentively attentiveness attenuate attenuated attenuation attenuator attest attestant attestation attestation report attestation service attestator attested attester attestor attic attic fan attire attired attitude attitudinal attitudinise attitudinize attorn attorney attorney general attorney-client privilege attorney-client relation attorneyship attosecond attract attractable attracter attraction attractive attractive feature attractive force attractive nuisance attractively attractiveness attractor attributable attribute attribute to attribution attributive attributive genitive attributive genitive case attributively attrited attrition attrition rate attritional attune attuned atypic atypical atypical pneumonia atypicality atypically au courant au fait au gratin au jus au naturel au pair au pair girl au revoir auberge aubergine auburn auction auction block auction bridge auction house auction off auction pitch auction sale auctioneer auctorial audacious audaciously audaciousness audacity audad audibility audible audibleness audibly audience audience measurement audile audio audio CD audio amplifier audio compact disc audio drama audio file audio forensics audio frequency audio library audio lingual acquisition audio recording audio system audiocassette audiogram audiology audiometer audiometric audiometry audiotape audiovisual audiovisual aid audit audit program audit programme audited account audition auditive auditor auditorium auditory auditory agnosia auditory aphasia auditory apparatus auditory area auditory canal auditory center auditory communication auditory cortex auditory hallucination auditory hyperesthesia auditory image auditory meatus auditory modality auditory nerve auditory ossicle auditory perception auditory sensation auditory sense auditory system auditory tube auf wiedersehen augend auger aught augite augitic augment augmentation augmentative augmented augur augury august auk auklet auld auld langsyne aunt auntie aunty aura aural aurally aureate aureole auric auricle auricula auricula atrii auricular auricular appendage auricular appendix auricular artery auricular point auricular vein auriculare auriculate auriculated auriculoventricular auriferous auriform aurify auriscope aurochs aurora aurora australis aurora borealis auroral aurorean auroscope aurous auscultate auscultation auscultatory auspex auspicate auspice auspices auspicious auspiciously auspiciousness austenite austenitic austenitic manganese steel austenitic steel austere austerely austereness austerity austral australopithecine autacoid autacoidal autarchic autarchical autarchy autarkic autarkical autarky auteur authentic authentically authenticate authenticated authentication authenticator authenticity author author's name authoress authorial authoring language authorisation authorise authorised authoriser authoritarian authoritarian regime authoritarian state authoritarianism authoritative authoritatively authorities authority authority figure authorization authorize authorized authorized shares authorized stock authorizer authorship autism autistic auto auto accessory auto company auto factory auto limitation auto loan auto maker auto manufacturer auto mechanics auto part auto race auto racing auto tire auto-alarm auto-blocking belay device auto-changer auto-da-fe auto-mechanic auto-suggestion autoalarm autoantibody autobahn autobiographer autobiographic autobiographical autobiography autobus autocatalysis autocatalytic autochthon autochthonal autochthonic autochthonous autochthony autoclave autoclaved aerated concrete autoclaved cellular concrete autoclaved concrete autoclaved lightweight concrete autocoid autocorrect autocracy autocrat autocratic autocratically autocue autodidact autodidactic autoecious autoerotic autoeroticism autoerotism autofluorescence autofluorescent autofocus autogamic autogamous autogamy autogenesis autogenetic autogenic autogenic therapy autogenic training autogenics autogenous autogeny autogiro autograft autograph autograph album autographed autographic autogyro autoicous autoimmune autoimmune diabetes autoimmune disease autoimmune disorder autoimmunity autoinjector autolatry autoloader autoloading autologous autolysis autolytic automaker automat automate automated automated moderator automated teller automated teller machine automatic automatic choke automatic data processing automatic data processing system automatic drive automatic face recognition automatic firearm automatic gun automatic pilot automatic pistol automatic rifle automatic teller automatic teller machine automatic toaster automatic transmission automatic washer automatic weapon automatically automation automatise automatism automatize automaton automatonlike automobile automobile battery automobile driver automobile engine automobile factory automobile horn automobile industry automobile insurance automobile loan automobile mechanic automobile race automobile tire automobile traffic automobile trunk automobilist automotive automotive engineer automotive engineering automotive technology automotive vehicle automysophobia autonomic autonomic ganglion autonomic nervous system autonomic plexus autonomous autonomy autophyte autophytic autophytic plant autopilot autoplastic autoplasty autopsy autoradiograph autoradiographic autoradiography autoregulation autosemantic autosexing autosomal autosomal dominant disease autosomal dominant disorder autosomal recessive defect autosomal recessive disease autosome autostereotype autostrada autosuggestion autotelic autotelism autotomic autotomise autotomize autotomy autotroph autotrophic autotrophic organism autotype autotypic autotypy autumn autumn crocus autumn pumpkin autumn sneezeweed autumn years autumn-blooming autumn-flowering autumnal autumnal equinox auxesis auxetic auxiliary auxiliary airfield auxiliary boiler auxiliary cell auxiliary engine auxiliary equipment auxiliary operation auxiliary pump auxiliary research submarine auxiliary storage auxiliary verb auxin auxinic avadavat avail availability available availableness avalanche avalanche lily avant-garde avaram avarice avaricious avariciously avariciousness avaritia avascular avatar avellan avellane avenge avenged avenger avens aventail aventurine avenue aver average average absolute deviation average cost average deviation average out average revenue averageness averment averse aversion aversion therapy aversive aversive conditioning aversive stimulus avert avertable avertible averting avian avianise avianize aviary aviate aviation aviation medicine aviator aviatress aviatrix avid avidity avidly avidness avifauna avifaunal avifaunistic avionic avionics avirulent avitaminosis avitaminotic avo avocado avocado pear avocado tree avocation avocational avocet avoid avoid doing avoidable avoidance avoirdupois avoirdupois unit avoirdupois weight avouch avouchment avow avowal avowed avowedly avower avulse avulsion avuncular await awaited awake awaken awakened awakening award award-winning awarding aware awareness awash away away game awayness awe awe-inspiring aweary awed aweigh aweless awesome awestricken awestruck awful awfully awfulness awheel awhile awing awkward awkwardly awkwardness awl awl-shaped awless awlwort awn awned awning awning deck awninged awnless awnless bromegrass awny awol awry ax ax handle ax head axe axe handle axe head axe-hammer axenic axerophthol axial axial flow turbine axial motion axial muscle axial rotation axial skeleton axial turbine axially axil axile axile placentation axilla axillary axillary artery axillary cavity axillary fossa axillary node axillary vein axiological axiology axiom axiomatic axiomatic system axiomatical axiomatically axis axis of rotation axis vertebra axle axle bar axle grease axletree axolemma axolotl axon axonal axone axseed ayah ayapana ayatollah aye-aye ayin azadirachtin azalea azathioprine azedarach azederach azide azido azido group azido radical azimuth azimuth mark azimuthal azithromycin azo azo dye azo group azo radical azoic azoimide azonal azonic azotaemia azote azotemia azotemic azotic azotobacter biofertilizer azoturia aztreonam azure azure aster azurite azygos azygos vein azygous azygous vein azymia