fifty-first

[ fif-tee-furst ]
/ ˈfɪf tiˈfɜrst /

adjective

next after the fiftieth; being the ordinal number for 51.
being one of 51 equal parts.

noun

a fifty-first part, especially of one (1/51).
the fifty-first member of a series.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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