Source : Webster's Revised Unabridged Dictionary (1913)

Mutilation \Mu`ti*la"tion\, n. [L. mutilatio: cf. F.
   mutilation.]
   The act of mutilating, or the state of being mutilated;
   deprivation of a limb or of an essential part.

Source : WordNet®

mutilation
     n : an injury that deprives you of a limb or other important
         body part