Great Depression vs depression

Great Depression and depression both are nouns.

Word	Noun	Adjective	Verb	Adverb
Great Depression	Yes	No	No	No
depression	Yes	No	No	No

Great Depression (noun)	depression (noun)
the economic crisis beginning with the stock market crash in 1929 and continuing through the 1930s	pushing down
a period during the 1930s when there was a worldwide economic depression and mass unemployment	sad feelings of gloom and inadequacy
	a sunken or depressed geological formation
	angular distance below the horizon (especially of a celestial object)
	a concavity in a surface produced by pressing
	a mental state characterized by a pessimistic sense of inadequacy and a despondent lack of activity
	an air mass of lower pressure; often brings precipitation
	a long-term economic state characterized by unemployment and low prices and low levels of trade and investment
	a state of depression and anhedonia so severe as to require clinical intervention