Written by Pam MS, NCSP | Fact checked by Psychology Dictionary staff 

with regard to the DSM-III, virtually any of a mass of dysfunctions marked by an extended, permanent disruption of mood not as a result of any sort of other tangible or cognitive illness. This specific category contains the major, minor, and otherwise affective disorders, and atypical affective disorders. In the DSM- IV-TR however, affective disorders are categorized as mood disorders.

AFFECTIVE DISORDER: "Affective disorders are a part of many people's daily lives today."

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