/ Dictionary / Index E Eroica Symphony*: Meaning and Definition of Find definitions for: E•ro'i•ca Sym'phony Pronunciation: (e-rō'i-ku), [key] the third symphony (1804) in E♭, opus 55, by Beethoven. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. erogenous -eroo Related Content Daily Word Quiz: meritocracy Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language