/ Dictionary / Index B back electromotive force: Meaning and Definition of Find definitions for: back' electromo'tive force' Pronunciation: [key] — Elect. Elect. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. backed backend-to Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language