eighty-first

Meaning

1. adjective The ordinal form of the number eighty-one, describing a person or thing in position number 81 of a sequence.

   The answer appears on the eighty-first page of the book.

2. noun One of eighty-one equal parts of a whole.

   An eighty-first of 1620 is 20.

Similar words

eighty-second eighty-eighth eighty-third eighty-fourth eighty-fifth eighty-seventh eighty-sixth eighty-ninth ninety-first eightieth