arach·​no·​dac·​ty·​ly ə-ˌrak-nō-ˈdak-tə-lē How to pronounce arachnodactyly (audio)
plural arachnodactylies
: a hereditary condition characterized especially by excessive length of the fingers and toes see congenital contractural arachnodactyly

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Cite this Entry

“Arachnodactyly.” Medical Dictionary, Merriam-Webster, Accessed 13 Apr. 2024.

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