depression
1. [ noun ] (psychology) a mental state characterized by a pessimistic sense of inadequacy and a despondent lack of activity
Related terms: elation psychological_state dejection melancholy funk slough_of_despond low_spirits blues melancholia
2. [ noun ] (geography) a sunken or depressed geological formation
Synonyms: natural_depression
Related terms: natural_elevation geological_formation valley trough hole bed lowland gully crater basin trench sinkhole
3. [ noun ] (economics,finance) a long-term economic state characterized by unemployment and low prices and low levels of trade and investment
Synonyms: economic_crisis slump
Related terms: financial_condition Great_Depression slump
4. [ noun ] sad feelings of gloom and inadequacy
Related terms: sadness despondency oppression helplessness dysphoria demoralization
5. [ noun ] (meteorology) an air mass of lower pressure; often brings precipitation
Synonyms: low_pressure low
Examples:

"a low moved in over night bringing sleet and snow"

Related terms: air_mass cyclone
6. [ noun ] a concavity in a surface produced by pressing
Synonyms: imprint impression
Examples:

"he left the impression of his fingers in the soft mud"

Related terms: concavity wrinkle crevice groove incision dip dimple sag dimple
7. [ noun ] angular distance below the horizon (especially of a celestial object)
Related terms: angular_position
8. [ noun ] (psychiatry) a state of depression and anhedonia so severe as to require clinical intervention
Synonyms: clinical_depression depressive_disorder
Related terms: affective_disorder endogenous_depression psychotic_depression exogenous_depression major_depressive_episode neurotic_depression anaclitic_depression retarded_depression dysthymia agitated_depression
9. [ noun ] (economics) a time period during the 1930s when there was a worldwide economic depression and mass unemployment
Synonyms: the_great_depression the_depression
Related terms: time_period
10. [ noun ] pushing down
Examples:

"depression of the space bar on the typewriter"

Related terms: push click press_down
Similar spelling:   depress
  depressing
  depressingly
  depressive
  depressant
  deforestation
  deprecation
  depressor
  depressed
  depreciation
  Devries
  Defreese
  Depriest
  deforest
  depressurise
  depressurize
  debris_storm
  depreciating
  deprecate
  depreciate
  deepfreeze
  de_forest