/ Dictionary / Index S sixty-eight: Meaning and Definition of Find definitions for: six•ty-eight Pronunciation: (sik'stē-āt'), [key] — n. a cardinal number, 60 plus 8. a symbol for this number, as 68 or LXVIII. a set of this many persons or things. —adj. amounting to 68 in number. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: sixty-eight (Thesaurus) sixty sixty-eighth Related Content Daily Word Quiz: stringent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language