the act of depressing.

the state of being depressed.

a depressed or sunken place or part; an area lower than the surrounding surface.

sadness; gloom; dejection.

Psychiatry . a condition of general emotional dejection and withdrawal; sadness greater and more prolonged than that warranted by any objective reason. Compare clinical depression .

dullness or inactivity, as of trade.

Economics . a period during which business, employment, and stock-market values decline severely or remain at a very low level of activity.

the Depression. Great Depression.

Pathology . a low state of vital powers or functional activity.

Astronomy . the angular distance of a celestial body below the horizon; negative altitude.

Surveying . the angle between the line from an observer or instrument to an object below either of them and a horizontal line.

Physical Geography . an area completely or mostly surrounded by higher land, ordinarily having interior drainage and not conforming to the valley of a single stream.

Meteorology . an area of low atmospheric pressure.

noun

cheerfulness , encouragement , happiness , hope , hopefulness , recovery , surge , bulge , convexity , protuberance

noun

abasement , abjection , abjectness , blahs , bleakness , blue funk , bummer , cheerlessness , dejection , desolation , desperation , despondency , disconsolation , discouragement , dispiritedness , distress , dole , dolefulness , dolor , downheartedness , dreariness , dullness , dumps , ennui , gloom , gloominess , heaviness of heart , heavyheartedness , hopelessness , lowness , lugubriosity , melancholia , melancholy , misery , mortification , qualm , sadness , sorrow , the blues , trouble , unhappiness , vapors , woefulness , worry , bad times , bankruptcy , bear market * , big trouble , bottom out , bust , crash , crisis , deflation , dislocation , downturn , drop , failure , hard times , inactivity , inflation , overproduction , panic , paralysis , rainy days , recession , retrenchment , sag , slide , slowness , slump , stagflation , stagnation , unemployment , basin , bowl , crater , dent , dimple , dip , excavation , hole , hollow , impression , indentation , pit , pocket , scoop , sink , sinkage , sinkhole , vacuity , vacuum , valley , void , concavity , blues , despondence , doldrums , dysphoria , funk , glumness , heavy-heartedness , mope , mournfulness , blowout , cavity , despair , dismay , fall , gulley , malaise , ravine , vale