'psychopath' definitions:

Definition of 'psychopath'

(from WordNet)
noun
Someone with a sociopathic personality; a person with an antisocial personality disorder (`psychopath' was once widely used but has now been superseded by `sociopath') [syn: sociopath, psychopath]

Synonyms of 'psychopath'

From: Moby Thesaurus

Words containing 'psychopath'