radio-ulna
ra·dio–ul·na
noun \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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