psychotic depression is a noun meaning "a state of depression so severe that the person loses contact with reality and suffers a variety of functional impairments". It carries one recorded sense.
a state of depression so severe that the person loses contact with reality and suffers a variety of functional impairments
Definitions, synonyms and semantic relations for psychotic depression come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.