1. seventy-ninth - Noun
2. seventy-ninth - Adjective
seventy-ninth
The ordinal form of the number seventy-nine, describing a person or thing in position number 79 of a sequence.
The answer appears on the seventy-ninth page of the book.
She finished seventy-ninth in the race.
seventy-ninth (plural seventy-ninths)
One of seventy-nine equal parts of a whole.
A seventy-ninth of 1580 is 20.