psychopathology

noun

The study of the origin, development, and manifestations of mental or behavioral disorders.

noun

The manifestation of a mental or behavioral disorder.

noun

That branch of medical science which treats of diseases of the mind.

noun

The study of the origin, development, diagnosis and treatment of mental and behavioural disorders.

noun

the branch of psychology concerned with abnormal behavior

noun

the branch of medicine dealing with the diagnosis and treatment of mental disorders