/ Thesaurus / Q Synonyms of quarter round Find synonyms for: Noun1. ovolo, thumb, quarter round, molding, mouldingusage: a convex molding having a cross section in the form of a quarter of a circle or of an ellipseWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: tenacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language