ectrodactylism

[ ek-troh-dak-tuh-liz-uhm ]

/ ˌɛk troʊˈdæk təˌlɪz əm /

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noun Medicine/Medical.

the congenital absence of part or all of one or more fingers or toes.

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Also ec·tro·dac·tyl·i·a

[ek-troh-dak-til-ee-uh, -til-yuh], /ˌɛk troʊ dækˈtɪl i ə, -ˈtɪl yə/, ec·tro·dac·ty·ly

[ek-troh-dak-tuh-lee]. /ˌɛk troʊˈdæk tə li/.

Origin of ectrodactylism

1880–85; <Greek éktrō(sis) miscarriage (ektrō-, base of ektitrṓskein to miscarry + -sis-sis) + -dactyl + -ism

ec·tro·dac·ty·lous, adjective