/ Thesaurus / C Synonyms of coumarone resin Find synonyms for: Noun1. coumarone-indene resin, coumarone resin, plasticusage: a thermoplastic resin obtained by polymerization of indene and coumarone; used in coatings and paint and asphalt tileWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: reticent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language