/ Thesaurus / C Synonyms of common denominator Find synonyms for: Noun1. common denominator, denominatorusage: an integer that is a common multiple of the denominators of two or more fractions2. common denominator, attributeusage: an attribute that is common to all members of a categoryWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language