/ Dictionary / Index V vinylethylene: Meaning and Definition of Find definitions for: vi•nyl•eth•yl•ene Pronunciation: (vīn"l-eth'u-lēn"), [key] — n. Chem. butadiene. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. vinyl ether vinyl group Related Content Daily Word Quiz: philtrum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language