Forty-fifth

//ˌfɔɹti ˈfɪ(f)θ// adj, noun

adj, noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    One of forty-five equal parts of a whole.

    "A forty-fifth of 900 is 20."

Adjective
  1. 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."

Adjective
  1. 1
    the ordinal number of forty-five in counting order wordnet

Synonyms

All synonyms
45th45th

Example

More examples

"The Electoral College's vote formalized the undemocratic installment of the forty-fifth President of the United States."

Etymology

From forty-five + -th (ordinal suffix), after fifth.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.