/ Dictionary / Index C copolymerize: Meaning and Definition of Find definitions for: co•po•lym•er•ize Pronunciation: (kō"pu-lim'u-rīz", kō-pol'u-mu-), [key] — -ized, -iz•ing. to subject to or undergo a change analogous to polymerization but with a union of two or more different monomers. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: copolymerize (Thesaurus) copolymer cop-out Related Content Daily Word Quiz: loathe Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language