RATIONAL PSYCHOTHERAPY

A therapeutic approach developed primarily by Albert Ellis, based on the view that emotional difficulties are due to faulty, illogical attitudes which can be...

RABBIT-DUCK FIGURE

An animal figure, that depending on perspective, could either look like a duck or a rabbit. The figure appears as a duck or...

RADIATION NECROSIS

The tissue death that results from exposure to damaging levels of radiation

RAGE DISORDER

A condition characterized by episodes of uncontrolled rage. The clinical disorder features episodes of rage as the primary symptom.

RANDOM VARIABLE

Using chance to assign value to a variable.

RANGE OF ATTENTION

Attention spread

RAPPROCHEMENT

A state of cordial relations between individuals or groups. 2. In the theory put forth by Austrian child psychoanalyst Margaret Mahler, the point in...

RATIO SCALE

A measurement scale where zero is a true absence of the measured attribute and a constant ratio of values is used.

RATIONALIZATION

An explanation in which apparently logical reasons are given to justify unacceptable behavior. In psychoanalytical theory, such an outlook is regarded as a defense...

REACTION TIME (RT)

The time that passes between the introduction of a stimulus and the reaction by the subject to that stimulus.

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