/ Dictionary / Index P photomosaic: Meaning and Definition of Find definitions for: pho•to•mo•sa•ic Pronunciation: (fō"tō-mō-zā'ik), [key] — n. Survey. mosaic (def. 4). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: photomosaic (Thesaurus) photomorphogenesis photo-mount Related Content Daily Word Quiz: jovial Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language