(psychology) The advocacy of one course of action in such a way as to persuade someone to take an opposite course

plural of abnormal psychology

The academic study of persons whose psychological characteristics deviate from the norm, as with neuroses, psychoses, and disorders

plural of social psychology

The interplay between the individual and society. / The study of how people and groups interact.

(psychology, evolutionary theory) A theoretical approach to psychology that attempts to explain mental and psychological traits—such as memory, perception, or language—as adaptations, that is, as the functional products of natural selection.

(psychology) The application of the principles of biology to the study of mental processes and behavior.

(psychology) A branch of psychology that examines internal mental processes such as problem solving, memory, and language.

(psychology) A branch of psychology with the purpose of understanding, preventing, and relieving psychologically based distress or dysfunction and to promote subjective well-being and personal development.

(psychology) A branch of social psychology which is concerned with the behaviour and thought processes of individual crowd members and the crowd as a whole; a study of the dynamics within large groups of people and the nature of the relationship between the individual and society.