anasthesia
anasthesia (an`es*thē"ze*ȧ or an`es*thē"zhȧ) , noun
[New Latin, from Greek 'anaisqhsi`a; 'an priv. + a'i`sqhsis feeling, a'isqa`nesqai to feel: compare French anesthésie. See aesthetics.]
(Medicine) Entire or partial loss or absence of feeling or sensation; a state of general or local insensibility produced by disease or by the inhalation or application of an anaesthetic.
Also: anaesthesia, anesthesia