radio–ulna

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noun ra·dio–ul·na \ˌrā-dē-ō-ˈəl-nə\

Definition of radio–ulna

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

Origin and Etymology of radio–ulna

New Latin


First Known Use: 1897


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