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Definition of pterygopodium in English:

pterygopodium

Pronunciation /ˌtɛrɪɡə(ʊ)ˈpəʊdɪəm/

noun

rare Zoology

  • The clasper of an elasmobranch; a similarly adapted fin in male fishes of the family Poeciliidae.

Origin

Late 19th century; earliest use found in Philosophical Transactions of the Royal Society of London.