/ Dictionary / Index S seventy-ninth: Meaning and Definition of Find definitions for: sev•en•ty-ninth Pronunciation: (sev'un-tē-nīnth'), [key] — adj. next after the seventy-eighth; being the ordinal number for 79. being one of 79 equal parts. —n. a seventy-ninth part, esp. of one (). the seventy-ninth member of a series. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. seventy-nine seventy-one Related Content Daily Word Quiz: nefarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language