Anæsthesia

An`æs·the'si·a noun [ New Latin , from Greek ...; 'an priv. + ... feeling, ... to feel: confer French anesthésie . See Æsthetics .] (Medicine) Entire or partial loss or absence of feeling or sensation; a state of general or local insensibility produced by dise...
Found on http://www.encyclo.co.uk/webster/A/76