Noun: hyperdactyly ,hI-pu(r)'dak-ti-lee
- Birth defect characterized by the presence of more than the normal number of fingers or toes
"The genetic counsellor explained that hyperdactyly can run in families";
- polydactyly
Derived forms: hyperdactylies
Type of: birth defect, congenital abnormality, congenital anomaly, congenital defect, congenital disease, congenital disorder
Encyclopedia: Hyperdactyly