bn:00019823n
Noun Concept
Categories: All articles lacking reliable references, Psychoactive drugs, archived copy as title, All articles with vague or ambiguous time, RTT
EN
clinical depression  depression  depressive disorder  major depressive disorder  major depressive disorders
EN
A state of depression and anhedonia so severe as to require clinical intervention WordNet 3.0
Definitions
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Sources
EN
A state of depression and anhedonia so severe as to require clinical intervention WordNet 3.0 & WordNet 2020
Major depressive disorder, also known simply as depression, is a mental disorder characterized by at least two weeks of pervasive low mood. Wikipedia
A mood disorder historically called melancholy Wikipedia Disambiguation
All-encompassing low mood accompanied by low self-esteem, and by loss of interest or pleasure in normally enjoyable activities. Wikidata
Either mild depression (the blues; symptoms include sadness and fatigue) or major depressive disorder. Wiktionary