/ Dictionary / Index O OPr: Meaning and Definition of Find definitions for: OPr Pronunciation: [key] Old Provençal. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. oppugnant OPruss Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language