/ Dictionary / Index E equipotential: Meaning and Definition of Find definitions for: e•qui•po•ten•tial Pronunciation: (ē"kwu-pu-ten'shul, ek"wu-), [key] — adj. Physics. of the same or exhibiting uniform potential at every point: an equipotential surface. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. equipotent equiprobabilism 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