'Depression' definitions:

Definition of 'depression'

From: WordNet
noun
A mental state characterized by a pessimistic sense of inadequacy and a despondent lack of activity [ant: elation]
noun
A long-term economic state characterized by unemployment and low prices and low levels of trade and investment [syn: depression, slump, economic crisis]
noun
A sunken or depressed geological formation [syn: natural depression, depression] [ant: elevation, natural elevation]
noun
Sad feelings of gloom and inadequacy
noun
A period during the 1930s when there was a worldwide economic depression and mass unemployment [syn: Depression, Great Depression]
noun
An air mass of lower pressure; often brings precipitation; "a low moved in over night bringing sleet and snow" [syn: low, depression]
noun
A state of depression and anhedonia so severe as to require clinical intervention [syn: depressive disorder, clinical depression, depression]
noun
A concavity in a surface produced by pressing; "he left the impression of his fingers in the soft mud" [syn: depression, impression, imprint]
noun
Angular distance below the horizon (especially of a celestial object)
noun
Pushing down; "depression of the space bar on the typewriter"

Definition of 'Depression'

From: GCIDE
  • Depression \De*pres"sion\, n. [L. depressio: cf. F. d['e]pression.]
  • 1. The act of depressing. [1913 Webster]
  • 2. The state of being depressed; a sinking. [1913 Webster]
  • 3. A falling in of the surface; a sinking below its true place; a cavity or hollow; as, roughness consists in little protuberances and depressions. [1913 Webster]
  • 4. Humiliation; abasement, as of pride. [1913 Webster]
  • 5. Dejection; despondency; lowness. [1913 Webster]
  • In a great depression of spirit. --Baker. [1913 Webster]
  • 6. Diminution, as of trade, etc.; inactivity; dullness. [1913 Webster]
  • 7. (Astron.) The angular distance of a celestial object below the horizon. [1913 Webster]
  • 8. (Math.) The operation of reducing to a lower degree; -- said of equations. [1913 Webster]
  • 9. (Surg.) A method of operating for cataract; couching. See Couch, v. t., 8. [1913 Webster]
  • Angle of depression (Geod.), one which a descending line makes with a horizontal plane.
  • Depression of the dewpoint (Meteor.), the number of degrees that the dew-point is lower than the actual temperature of the atmosphere.
  • Depression of the pole, its apparent sinking, as the spectator goes toward the equator.
  • Depression of the visible horizon. (Astron.) Same as {Dip of the horizon}, under Dip.
  • Syn: Abasement; reduction; sinking; fall; humiliation; dejection; melancholy. [1913 Webster]

Synonyms of 'depression'

From: Moby Thesaurus