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melancholia

melancholia Melancholia is a historical term for abnormal mental states mainly marked by deep depression.

Melancholia is a historical term for abnormal mental states mainly marked by deep depression. Earlier it was used more broadly, even as a near-synonym for monomania or madness, but in later use it became tied especially to gloom, self-reproach, anxiety, slowed or disturbed thought and activity, and sometimes delusions, hallucinations, stupor, or suicidal impulses.