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An involuntary expression of merriment and pleasure; it includes the patterned motor responses as well as the inarticulate vocalization.

The function of directing or controlling the actions or attitudes of an individual or group with more or less willing acquiescence of the followers.

Relatively permanent change in behavior that is the result of past experience or practice. The concept includes the acquisition of knowledge.

The course of learning of an individual or a group. It is a measure of performance plotted over time.

The psychic drive or energy associated with sexual instinct in the broad sense (pleasure and love-object seeking). It may also connote the psychic en…

Ascertaining of deception through detection of emotional disturbance as manifested by changes in physiologic processes usually using a polygraph.

Those occurrences, including social, psychological, and environmental, which require an adjustment or effect a change in an individual's pattern of l…

An approach to analyze one’s life within the framework of various circumstances experienced in a given society throughout entirety of life.

Typical way of life or manner of living characteristic of an individual or group. (From APA, Thesaurus of Psychological Index Terms, 8th ed)

Ability to read and write.

Directive existential psychotherapy that emphasizes the importance of meaning in the person's life.

The state of feeling sad or dejected as a result of lack of companionship or being separated from others.

The perceived attribute of a sound which corresponds to the physical attribute of intensity.

Affection; in psychiatry commonly refers to pleasure, particularly as it applies to gratifying experiences between individuals.

A series of tests designed to assess neuropsychological function. The battery is used to diagnose specific cerebral dysfunction and also to determine…

A personality dimension characterized by the manipulation of others.

Simulation of symptoms of illness or injury with intent to deceive in order to obtain a goal, e.g., a claim of physical illness to avoid jury duty.

A system in which the functions of the man and the machine are interrelated and necessary for the operation of the system.

True-false questionnaire made up of items believed to indicate anxiety, in which the subject answers verbally the statement that describes him.

Method of nonverbal communication utilizing hand movements as speech equivalents.

Inhaling and exhaling SMOKE from CANNABIS.

Medicinal or recreational utilization of MARIJUANA.

A demographic parameter indicating a person's status with respect to marriage, divorce, widowhood, singleness (SINGLE PERSON), etc.

A form of psychotherapy involving both spouses and directed to improving the marital relationship.

The social institution involving legal and/or religious sanction whereby individuals are joined together.

Male-associated sex-specific social roles and behaviors unrelated to biologic function.

Collective behavior of an aggregate of individuals giving the appearance of unity of attitude, feeling, and motivation.

Organized or spontaneous events where the number of people attending is sufficient to strain the planning and response resources of the community hos…

Sexual stimulation or gratification of the self.

The behavior patterns associated with or characteristic of a mother.