/ Dictionary / Index O opera glasses: Meaning and Definition of Find definitions for: op'era glass"es Pronunciation: [key] a small, low-power pair of binoculars for use at plays, concerts, and the like. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. opéra comique operagoer Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language