polydactyly polydactylus virginicus • polydaemoniac · · · Info · Definitions · Synonyms · Characters · · polydactyly · · Text Latin · · Script 11 · · Length 5 · · Syllables Definitions · · · (noun) birth defect characterized by the presence of more than the normal number of fingers or toes. Synonyms: hyperdactyly. · · Noun Definition 1 Synonyms · · · hyperdactyly · · Synonym 1 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 d latin small letter d U+0064 l latin small letter l U+006C o latin small letter o U+006F p latin small letter p U+0070 t latin small letter t U+0074 y latin small letter y U+0079