tibiotarsus

 
Pronunciation: /ˌtɪbɪə(ʊ)ˈtɑːsəs/

noun (plural tibiotarsi /-sʌɪ, -siː/)

Zoology
  • the bone in a bird’s leg corresponding to the tibia, fused at the lower end with some bones of the tarsus.

Origin:

late 19th century: blend of tibia and tarsus