/ Dictionary / Index E electroacoustic: Meaning and Definition of Find definitions for: e•lec•tro•a•cous•tic Pronunciation: (i-lek"trō-u-k'stik), [key] — adj. of or pertaining to electroacoustics. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. electro electroacoustics 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