ectrodactyly
noun
ec·tro·dac·ty·ly
-ˈdak-tə-lē 
plural ectrodactylies
: congenital complete or partial absence of one or more fingers or toes and especially the middle digits that is inherited as an autosomal dominant or recessive trait or an X-linked recessive trait or that may occur as a spontaneous mutation
Cite this Entry
“Ectrodactyly.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/ectrodactyly. Accessed 31 Oct. 2025.
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