/ Dictionary / Index A amylene: Meaning and Definition of Find definitions for: am•yl•ene Pronunciation: (am'u-lēn"), [key] — n. Chem. any of five unsaturated isomeric hydrocarbons having the formula CH. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. amylase amyl group Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language