/ Dictionary / Index P polyhydric: Meaning and Definition of Find definitions for: pol•y•hy•dric Pronunciation: (pol"ē-hī'drik), [key] — adj. Chem. (esp. of alcohols and phenols) polyhydroxy. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. polyhistor polyhydroxy Related Content Daily Word Quiz: sequester Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language