/ Thesaurus / V Synonyms of vinyl radical Find synonyms for: Noun1. vinyl, vinyl group, vinyl radical, group, radical, chemical groupusage: a univalent chemical radical derived from ethyleneWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language