/ Thesaurus / N Synonyms of numerosity Find synonyms for: Noun1. numerousness, numerosity, multiplicity, number, figureusage: a large numberWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: blithesome Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language