psychopath
1. [ noun ] (medicine,psychology,psychiatry) someone with a sociopathic personality; a person with an antisocial personality disorder (`psychopath' was once widely used but has now been superseded by `sociopath')
Synonyms: sociopath
Related terms: neurotic
Similar spelling:   psychopathy
  psychopathic
  psychopomp
  Psychopsis
  psychophysics
  psych_up