noun
psychopathy; psychopathic personality
Medical term for a personality disorder characterized by persistent antisocial behavior, impaired empathy, and bold, disinhibited traits.
精神病質は反社会性パーソナリティ障害と関連が深い。
Psychopathy is closely related to antisocial personality disorder.
彼は精神病質の特徴を示していると診断された。
He was diagnosed as showing traits of psychopathy.