'Zoanthropy' definitions:

Definition of 'zoanthropy'

(from WordNet)
noun
The delusion that you have assumed the form of an animal

Definition of 'Zoanthropy'

From: GCIDE
  • Zoanthropy \Zo*an"thro*py\, n. [Gr. ? animal + ? man.] (Med.) A kind of monomania in which the patient believes himself transformed into one of the lower animals. [1913 Webster]