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forty-fifth

[ fawr-tee-fifth or, often, -fith ]
/ ˈfɔr tiˈfɪfθ or, often, -ˈfɪθ /
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adjective

next after the forty-fourth; being the ordinal number for 45.
being one of 45 equal parts.

noun

a forty-fifth part, especially of one (1/45).
the forty-fifth member of a series.

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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

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