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English numbers (edit)
900
 ←  89 90 91  → 
9
    Cardinal: ninety
    Ordinal: ninetieth
    Multiplier: ninetyfold

PronunciationEdit

DeterminerEdit

Determiner
ninety

  1. (number) (indefinite) (plural) (count) (ordinal ninetieth) Ninety is an even number. In numerals, it is 90.
    Ninety years ago, things were different.

NounEdit

Singular
ninety

Plural
nineties

  1. The number 90.
    Ninety is ten less than hundred and forty more than fifty.
  2. To be 90 years old.
    My grandfather is ninety.