/ Dictionary / Index P photopolymerization: Meaning and Definition of Find definitions for: pho•to•po•lym•er•i•za•tion Pronunciation: (fō"tō-pu-lim"ur-u-zā'shun, -pol"u-mur-), [key] — n. Chem. polymerization induced by light. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. photopolymer photopositive Related Content Daily Word Quiz: pugilist Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language