A subgenre of black metal that focuses on slow, repetitive instrumentation and depressive or suicidal lyrics and imagery.

(psychiatry) A proposed personality disorder characterized by depressive features.

(psychology) A feeling of depression and loneliness that follows after attending a fun convention.

plural of major depressive disorder

(psychiatry) A mental disorder characterized by at least two weeks of pervasive low mood, low self-esteem, and loss of interest or pleasure in normally enjoyable activities.

plural of depressive personality disorder