A personality disorder characterized by antisocial reactions. One who possesses little ethical or moral development and find it difficult to adhere to social mores.
Referring to psychopaths or psychopathy.
Psychopathic disorder is defined by the Mental Health Act 1983 as a persistent disorder or disability of mind (whether or not including significant impairment of intelligence) which results in abnormally aggressive or seriously irresponsible conduct. The cardinal features are as follows: (1) Absence of normal feelings for other people such as love, affection, sympathy and condolence. (2) A tendency to antisocial impulsive acts with no forethought of the consequences. (3) A failure to,learn by experience and to be deterred from crime by punishment. (4) Absence of any other form of mental disorder that would explain the unusual behaviour. The corresponding American terminology is ‘anti-social personality disorder’.
Concerning or characterized by a mental disorder.