depression

Sense 1 noun

a mental state characterized by a pessimistic sense of inadequacy and a despondent lack of activity

Sense 2 noun

a long-term economic state characterized by unemployment and low prices and low levels of trade and investment

Sense 3 noun

a sunken or depressed geological formation

Sense 4 noun

sad feelings of gloom and inadequacy

Sense 5 noun

an air mass of lower pressure; often brings precipitation

a low moved in over night bringing sleet and snow

Sense 6 noun

a state of depression and anhedonia so severe as to require clinical intervention

Sense 7 noun

a concavity in a surface produced by pressing

he left the impression of his fingers in the soft mud

Sense 8 noun

angular distance below the horizon (especially of a celestial object)

Sense 9 noun

pushing down

depression of the space bar on the typewriter