Japanese word

排気

Pronunciation

Romajihaiki

Meaning

  • nounexhaust

Example

古い車は排気が多いです。furu i kuruma wa hai ki ga ō i de su

Old cars produce a lot of exhaust.

Illustration for 排気 (exhaust)

More examples

この装置は車の排気を浄化します。ko no sō chi wa kuruma no hai ki o jō ka shi ma su

This device purifies car exhaust.

Core concept

Refers to the gases released from an engine or other machine as fuel burns and flows into the surrounding air.

Common phrases

  • 排気が多いhai ki ga ō i

    a lot of exhaust

  • 排気を出すhai ki o da su

    release exhaust

  • 排気を減らすhai ki o he ra su

    reduce exhaust

Similar words

排ガスhaigasu: Gases emitted from an engine, especially as pollutants.

Definition in Japanese

燃料の燃焼によってエンジンなどから外へ排出される気体。nen ryō no nen shō ni yo tte e n ji n na do ka ra soto e hai shutsu sa re ru ki tai

Word origin

排 (hai, "drive out") + 気 (ki, "air") forms 排気 (haiki), literally air driven out; the word commonly refers to gases released by combustion.

Usage tips

  • In English, exhaust can be a noun for released engine gases or a verb meaning to make someone very tired, while 排気 (haiki) refers to the released gases.

Other meanings

  • emissionnoun

Opposites

  • 吸気kyūkiintakenoun

Related words

  • 排気するhaikisuruexhaustverb

Word lists with this word