/ Dictionary / Index P phenylmethane: Meaning and Definition of Find definitions for: phen•yl•meth•ane Pronunciation: (fen"l-meth'ān, fēn"-), [key] — n. Chem. toluene. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. phenylketonuria phenylmethylcarbinyl acetate Related Content Daily Word Quiz: frugal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language