| depression | |
| 1. n. (psychology) In psychotherapy and psychiatry, a state of mind producing serious, long-term lowering of enjoyment of life or inability to visualize a happy future. | |
| I used to suffer from depression, but now I'm mostly content with my life. | |
| 2. n. (geography) An area that is lower in topography than its surroundings. | |
| 3. n. (psychology) 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. | |
| 4. n. (meteorology) An area of lowered air pressure that generally brings moist weather, sometimes promoting hurricanes and tornadoes. | |
| 5. n. (economics) A period of major economic contraction. | |
| 6. n. (economics, US) Four consecutive quarters of negative, real GDP growth. See NBER. | |
| The Great Depression was the worst financial event in US history. | |
| 7. n. The act of lowering or pressing something down. | |
| Depression of the lever starts the machine. | |
| 8. n. (biology, physiology) A lowering, in particular a reduction in a particular biological variable or the function of an organ, in contrast to elevation. | |
