tibiofibula

noun

tib·​io·​fib·​u·​la ˌti-bē-ō-ˈfi-byə-lə 

: a bone especially in frogs and toads that is formed by fusion of the tibia and fibula

Word History

Etymology

New Latin

First Known Use

circa 1909, in the meaning defined above

Kids Definition

tibiofibula

noun

tib·​io·​fib·​u·​la ˌtib-ē-ō-ˈfib-yə-lə 

: a single bone that replaces the tibia and fibula in a frog or toad