/ Dictionary / Index S signifiant*: Meaning and Definition of Find definitions for: si•gni•fiant Pronunciation: (sē-nyē-fyän' Eng. sig'n&schwa-fī&sec&schwant), [key] — pl. -fiants signifier (def. 2). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. signet ring significance Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language