eighty-first

[ ey-tee-furst ]

adjective
  1. next after the eightieth; being the ordinal number for 81.

  2. being one of 81 equal parts.

noun
  1. an eighty-first part, especially of one (1/81).

  2. the eighty-first member of a series.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024