eighty-first

[ey-tee-furst]

adjective

next after the eightieth; being the ordinal number for 81.
being one of 81 equal parts.

noun

an eighty-first part, especially of one (1/81).
the eighty-first member of a series.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for eighty-first

Historical Examples of eighty-first

He died the 4th of February, 1679, in the eighty-first year of his age.
Notes and Queries, Number 189, June 11, 1853
Various
Dr. Mead died on February 16, 1754, in his eighty-first year.
A Book about Doctors
John Cordy Jeaffreson
Though nearing his eighty-first birthday, he looked well and strong.
Autobiography of a YOGI
Paramhansa Yogananda
He died in his eighty-first year, on the 14th of July, 1714.
Curiosities of Human Nature
Anonymous
Old Mrs. Picture had just lived to complete her eighty-first year.
When Ghost Meets Ghost
William Frend De Morgan