/ Thesaurus / R Synonyms of real number Find synonyms for: Noun1. real number, real, complex number, complex quantity, imaginary number, imaginaryusage: any rational or irrational numberWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: grimace Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language