eighteen

Pronunciation

• (next word stressed near the first syllable)

  (US) IPA ^(key): /ˈeɪ(t).tin/

  (UK) IPA ^(key): /ˈeɪ.tiːn/

• Audio (US)

  (file)

• (next word stressed after the first syllable)

  (US) IPA ^(key): /ˌeɪ(t)ˈtin/

  (UK) IPA ^(key): /ˌeɪˈtiːn/

Determiner

Determiner eighteen

1. (number) (indefinite) (plural) (count) (ordinal eighteenth) Eighteen is the number that is after seventeen and before nineteen. It can also be written as 18.

   Eighteen chickens sat on the roof.

Noun

Singular eighteen

Plural eighteens

1. The number 18.

   Two nines is eighteen.

2. A set of eighteen things or persons.

   The eighteen were leaving the city.

3. The age 18.

   You have to be eighteen to vote in some countries.