seventy-ninth

From seventy-nine +‎ -th (ordinal suffix).

• IPA^(key): /ˌsɛvənti ˈnaɪnθ/

seventy-ninth

1. 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.

English ordinal numbers may function as either an adjective or as a noun, and almost never appear in the plural.

• 79th, 79^th

seventy-ninth (plural seventy-ninths)

1. One of seventy-nine equal parts of a whole.

   A seventy-ninth of 1580 is 20.