Source : Webster's Revised Unabridged Dictionary (1913)

Trochanter \Tro*chan"ter\, n. [NL., fr. Gr. ?.]
   1. (Anat.) One of two processes near the head of the femur,
      the outer being called the {great trochanter}, and the
      inner the {small trochanter}.

   2. (Zo["o]l.) The third joint of the leg of an insect, or the
      second when the trochantine is united with the coxa.

Source : WordNet®

trochanter
     n : one of the bony prominences developed near the upper
         extremity of the femur to which muscles are attached