/ Dictionary / Index S seventy-one: Meaning and Definition of Find definitions for: sev•en•ty-one Pronunciation: (sev'un-tē-wun'), [key] — n. a cardinal number, 70 plus 1. a symbol for this number, as 71 or LXXI. a set of this many persons or things. —adj. amounting to 71 in number. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: seventy-one (Thesaurus) seventy-ninth seventy-second Related Content Daily Word Quiz: fidelity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language