/ Dictionary / Index P polywater: Meaning and Definition of Find definitions for: pol•y•wa•ter Pronunciation: (pol'ē-wô"tur, -wot"ur), [key] — n. Chem. a subtance mistakenly identified as a polymeric form of water, now known to be water containing ions from glass or quartz. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. polyvoltine Polyzoa Related Content Daily Word Quiz: fervor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language