/ Dictionary / Index P phenylpyruvic oligophrenia: Meaning and Definition of Find definitions for: phen•yl•py•ru'vic oligophre'nia Pronunciation: (fen"l-pī-r'vik, -pi-, fēn"-), [key] — Pathol. Pathol. phenylketonuria. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. phenylpropyl acetate phenyl radical 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