seventy-first

adjective

Definition of seventy-first

 (Entry 1 of 2)

1 : being number 71 in a countable series the seventy-first day — see Table of Numbers
2 : being one of 71 equal parts into which something is divisible a seventy-first share of the money

seventy-first

noun
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Definition of seventy-first (Entry 2 of 2)

1 : number 71 in a countable series
2 : the quotient of a unit divided by 71 : one of 71 equal parts of something one seventy-first of the total