'Psychopathy' definitions:

Definition of 'psychopathy'

(from WordNet)
noun
Any disease of the mind; the psychological state of someone who has emotional or behavioral problems serious enough to require psychiatric intervention [syn: mental illness, mental disease, psychopathy] [ant: mental health]

Definition of 'Psychopathy'

From: GCIDE
  • Psychopathy \Psy*chop"a*thy\, n. [Psycho- + Gr. ?, ?.] (Med.) Mental disease. See Psychosis, 2. -- {Psy`cho*path"ic}, a. -- {Psy*chop"a*thist}, n. [1913 Webster]

Synonyms of 'psychopathy'

From: Moby Thesaurus