/ Dictionary / Index A -ance: Meaning and Definition of Find definitions for: -ance Pronunciation: [key] a suffix used to form nouns either from adjectives in -ant or from verbs: brilliance; appearance. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Ancaster ancestor Related Content Daily Word Quiz: penchant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language