/ Dictionary / Index E electroweak theory: Meaning and Definition of Find definitions for: e•lec'tro•weak the"ory Pronunciation: (i-lek'trō-wēk"), [key] — Physics. Physics. a gauge theory that unifies quantum electrodynamics with the theory of weak interactions. Also calledCf. intermediate vector boson. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. electrovalence electrowinning 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