defibrillate vs defibrillator

defibrillate is not a noun while defibrillator is a noun.

Word	Noun	Adjective	Verb	Adverb
defibrillate	No	No	Yes	No
defibrillator	Yes	No	No	No

defibrillate (noun)	defibrillator (noun)
	an electronic device that administers an electric shock of preset voltage to the heart through the chest wall in an attempt to restore the normal rhythm of the heart during ventricular fibrillation

defibrillate (verb)	defibrillator (verb)
stop the fibrillation and restore normal contractions, usually by means of electric shocks