/ Dictionary / Index P phenoxide: Meaning and Definition of Find definitions for: phe•nox•ide Pronunciation: (fi-nok'sīd), [key] — n. Chem. phenolate (def. 1). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. phenotype phenoxybenzamine 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