Meaning of depression

de•pres•sion

Pronunciation: (di-presh'un), [key]
— n.
  1. the act of depressing.
  2. the state of being depressed.
  3. a depressed or sunken place or part; an area lower than the surrounding surface.
  4. sadness; gloom; dejection.
  5. a condition of general emotional dejection and withdrawal; sadness greater and more prolonged than that warranted by any objective reason. Cf. clinical depression.
  6. dullness or inactivity, as of trade.
  7. a period during which business, employment, and stock-market values decline severely or remain at a very low level of activity.
  8. See
  9. a low state of vital powers or functional activity.
  10. the angular distance of a celestial body below the horizon; negative altitude.
  11. the angle between the line from an observer or instrument to an object below either of them and a horizontal line.
  12. an area completely or mostly surrounded by higher land, ordinarily having interior drainage and not conforming to the valley of a single stream.
  13. an area of low atmospheric pressure.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also: