- Exhibiting the behaviors and personality traits of a psychopath.
- A psychopathic killer is on the loose.
- 1902, William James, The Varieties of Religious Experience Lecture I:
- [T]he psychopathic temperament, whatever be the intellect with which it finds itself paired, often brings with it ardor and excitability of character.
relating to a psychopath
psychopathic (plural psychopathics)