/ Thesaurus / M Synonyms of macroglossia Find synonyms for: Noun1. macroglossia, birth defect, congenital anomaly, congenital defect, congenital disorder, congenital abnormalityusage: a congenital disorder characterized by an abnormally large tongue; often seen in cases of Down's syndromeWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language