Dictionary

radio–ulna

noun ra·dio–ul·na \ˌrā-dē-ō-ˈəl-nə\

Definition of RADIO-ULNA

:  a single bone in the forelimb of an amphibian (as a frog) that represents fusion of the separate radius and ulna of higher vertebrate forms

Origin of RADIO-ULNA

New Latin
First Known Use: 1960

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May 30, 2015
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