/ Thesaurus / A Synonyms of alkyl group Find synonyms for: Noun1. alkyl, alkyl group, alkyl radical, group, radical, chemical groupusage: any of a series of univalent groups of the general formula CnH2n+1 derived from aliphatic hydrocarbonsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: loathe Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language