English edit

English ordinal numbers
 <  44th 45th 46th  > 
    Cardinal : forty-five
    Ordinal : forty-fifth

Adjective edit

forty-fifth

  1. The ordinal form of the number forty-five, describing a person or thing in position number 45 of a sequence.
    The answer appears on the forty-fifth page of the book.
    She finished forty-fifth in the race.

Usage notes edit

English ordinal numbers may function as either an adjective or as a noun, and almost never appear in the plural.

Synonyms edit

Translations edit

Noun edit

forty-fifth (plural forty-fifths)

  1. One of forty-five equal parts of a whole.
    A forty-fifth of 900 is 20.