cacodemonomania

cacodemonomania

A delusion that one is possessed by evil spirits or the devil.

cac·o·de·mo·no·ma·ni·a

(kak'ŏ-dē-mŏ-nō-mā'nē-ă)
Psychiatric condition in which the patient has the delusion of being possessed by an evil spirit.
[G. kakodaimōn, possessed by evil, + mania]