/ Thesaurus / S Synonyms of syndactyly Find synonyms for: Noun1. syndactyly, syndactylism, birth defect, congenital anomaly, congenital defect, congenital disorder, congenital abnormalityusage: birth defect in which there is partial or total webbing connecting two or more fingers or toesWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: denizen Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language