- hexa·dac·ty·lism (hek″sə-dakґtə-liz-əm) hexadactyly.
Medical dictionary. 2011.
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hexadactyly, hexadactylism — The presence of six fingers or six toes on one or both hands or feet. [hexa + G. daktylos, finger] … Medical dictionary
Polydactyly — or polydactylism (from Ancient Greek (polus) many + δάκτυλος (daktulos) finger ), also known as hyperdactyly, is a congenital physical anomaly consisting of supernumerary fingers or toes. When each hand or foot has six digits, it is sometimes… … Wikipedia
sexdactyly — noun A variety of polydactyly. A genetic variation leading to a person having six digits on hands or feet. Syn: hexadactyly, hexadactylism … Wiktionary