/ Dictionary / Index P photomural: Meaning and Definition of Find definitions for: pho•to•mur•al Pronunciation: (fō'tu-myoor"ul), [key] — n. a wall decoration consisting of a very large photograph or photographs. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. photomultiplier photon Related Content Daily Word Quiz: eureka Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language