[ lʌɪ'kanθrəpi ]
■ noun the mythical transformation of a person into a wolf.
↘ archaic a form of madness involving the delusion of being an animal, usually a wolf.
Derivatives
lycanthropic adjective
Origin
C16: from mod. L. lycanthropia , from Gk lukanthrōpia , from lukos 'wolf' + anthrōpos 'man'.