epitrochlea

from The Collaborative International Dictionary of English v.0.48

Epitrochlea \Ep`i*troch"le*a\, n. [NL. See {Epi-}, and
   {Trochlea}.] (Anat.)
   A projection on the outer side of the distal end of the
   humerus; the external condyle.
   [1913 Webster]