English numbers (edit)
90
 ←  8 9 10  → 
    Cardinal: nine
    Ordinal: ninth
    Multiplier: nonuple
    Fractional: ninth

Pronunciation

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Adjective

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Positive
ninth

Comparative
none

Superlative
none

  1. (ordinal number) The ninth thing is something that is number nine (9) in order.
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Singular
ninth

Plural
ninths

  1. (countable) A ninth of something is one of nine equal parts of that thing.
    Two is one ninth of eighteen.