From New World Encyclopedia

Depression may refer to:

Mental health

  • Depression (mood), a state of low mood and aversion to activity
  • Mood disorders characterized by depression are commonly referred to as simply depression, including:


  • Economic depression, a sustained, long-term downturn in economic activity in one or more economies
    • Great Depression, a severe economic depression during the 1930s, commonly referred to as simply the Depression
    • Long Depression, an economic depression during 1873–1996, known at the time as the Great Depression
See also: Recession


  • Depression (kinesiology), an anatomical term of motion, refers to downward movement, the opposite of elevation
  • Depression (physiology), a reduction in a biological variable or the function of an organ
  • Central nervous system depression, physiological depression of the central nervous system that can result in loss of consciousness

Earth science

  • Depression (geology), a landform sunken or depressed below the surrounding area
  • Depression (weather), an area of low atmospheric pressure characterized by rain and unstable weather


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