depressive disorder vs clinical depression

depressive disorder and clinical depression both are nouns.

Word	Noun	Adjective	Verb	Adverb
depressive disorder	Yes	No	No	No
clinical depression	Yes	No	No	No

As nouns, depressive disorder and clinical depression are synonyms defined as:

depressive disorder and clinical depression: a state of depression and anhedonia so severe as to require clinical intervention

Other synonyms of depressive disorder include depression.

depressive disorder (noun)	clinical depression (noun)
a state of depression and anhedonia so severe as to require clinical intervention	a state of depression and anhedonia so severe as to require clinical intervention