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data collection

a systematic gathering of information for research or practical purposes. Examples include mail surveys, interviews, laboratory experiments, and psychological testing.

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Psychology term of the day

January 3rd 2025

unipolar disorder

unipolar disorder

persistent or pervasive depression that does not involve a manic episode, a hypomanic episode, or a mixed episode. As such, it contrasts with bipolar disorder. The term is sometimes used synonymously with major depressive disorder. Also called unipolar depression.