/ Dictionary / Index P polyvinylidene chloride: Meaning and Definition of Find definitions for: pol'yvinyl'idene chlo'ride Pronunciation: [key] — Chem. Chem. a polymer of vinylidene chloride, used chiefly in the manufacture of saran. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. polyvinylidene polyvinylidene resin Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language