/ Thesaurus / P Synonyms of propanone Find synonyms for: Noun1. acetone, propanone, dimethyl ketone, ketone, solvent, dissolvent, dissolver, dissolving agent, resolventusage: the simplest ketone; a highly inflammable liquid widely used as an organic solvent and as material for making plasticsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: respite Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language