/ Dictionary / Index P propenyl: Meaning and Definition of Find definitions for: pro•pe•nyl Pronunciation: (prō'pu-nil), [key] — adj. Chem. containing the propenyl group. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. propensity propenyl alcohol Related Content Daily Word Quiz: hale Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language