Medical Dictionary

arachnodactyly

noun arach·no·dac·ty·ly \ə-ˌrak-nō-ˈdak-tə-lē\
plural arach·no·dac·ty·lies

Medical Definition of ARACHNODACTYLY

:  a hereditary condition characterized especially by excessive length of the fingers and toes—see congenital contractural arachnodactyly
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