/ Dictionary / Index E equiponderance: Meaning and Definition of Find definitions for: e•qui•pon•der•ance Pronunciation: (ē"kwu-pon'dur-uns, ek"wu-), [key] — n. equality of weight; equipoise. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. equipollent equiponderate Related Content Daily Word Quiz: lyceum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language