D defs.my
Entry 2 senses Webster, 1913

Decapitate

/dēk-ăp'-ət-ātˌ/ · De·cap·i·tate · IPA /diˈkæp.ə.teɪt/
01 v. t. To cut off the head of; to behead.
imp. & p. p. Decapitated; p. pr. & vb. n. Decapitating
  1. 1.
    To cut off the head of; to behead.
  2. 2.
    To remove summarily from office.[Colloq. U. S.]