/ Dictionary / Index V vinylation: Meaning and Definition of Find definitions for: vi•nyl•a•tion Pronunciation: (vīn"l-ā'shun), [key] — n. Chem. the process of introducing the vinyl group into a compound by reaction with acetylene. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. vinylate vinylbenzene Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language