D defs.my
Entry 1 sense Webster, 1913

Olecranon

· O·lec·ra·non · IPA /oʊˈlɛkɹəˌnɑn/
01 n. The large process at the proximal end of the ulna which projects behind the articulation with the humerus and forms the bony prominence of …
  1. 1.
    The large process at the proximal end of the ulna which projects behind the articulation with the humerus and forms the bony prominence of the elbow.(Anat.)