Depression
WordNet
noun
(1) Pushing down
"Depression of the space bar on the typewriter"
(2) Sad feelings of gloom and inadequacy
(3) A sunken or depressed geological formation
(4) Angular distance below the horizon (especially of a celestial object)
(5) A concavity in a surface produced by pressing
"He left the impression of his fingers in the soft mud"
(6) A state of depression and anhedonia so severe as to require clinical intervention
(7) A mental state characterized by a pessimistic sense of inadequacy and a despondent lack of activity
(8) A long-term economic state characterized by unemployment and low prices and low levels of trade and investment
(9) An air mass of lower pressure; often brings precipitation
"A low moved in over night bringing sleet and snow"
(10) A period during the 1930s when there was a worldwide economic depression and mass unemployment
WiktionaryText
Noun
- an area that is lower in topography than its surroundings
- in psychotherapy and psychiatry, a state of mind producing serious, long-term lowering of enjoyment of life or inability to visualize a happy future
- in psychotherapy and psychiatry, a period of unhappiness or low morale which lasts longer than several weeks and may include ideation of self-inflicted injury or suicide
- an area of lowered air pressure that generally brings moist weather, sometimes promoting hurricanes and tornadoes
- a period of major economic contraction;
- Four consecutive quarters of negative, real GDP growth. See NBER.
- The Great Depression was an event in US history.
- a lowering, in particular a reduction in a particular biological variable or the function of an organ, in contrast to elevation