English–Spanish

“one” in Spanish

Spanish

Alsouno

Pronunciation

IPA/un/

Example

Tengo un libro.

I have one book.

Illustration for un (one)

How to say “one” in Spanish

“One” in Spanish is un. un can also mean “a”.

Short indefinite article used before masculine singular nouns.

Full entry for un: usage tips, similar words and word origin

Example sentences with un

¿Tienes un momento?

Do you have a moment?

Tips for using un

  • It also appears before some feminine nouns that begin with a stressed a (agua, águila, hacha), but the noun remains feminine so adjectives agree in the feminine.

Other Spanish words for “one”

Hay uno en la mesa.

There is one on the table.

“one” in other languages