/ Dictionary / Index E electro-optics: Meaning and Definition of Find definitions for: e•lec•tro-op•tics Pronunciation: (i-lek"trō-op'tiks), [key] — n. (used with a sing. v.) the branch of physics dealing with the effects of electrical fields on optical phenomena, as in the Kerr effect. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. electrooculogram electro-organic chemistry Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language