depression

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

Sad feelings of gloom and inadequacy.

A period during the 1930s when there was a worldwide economic depression and mass unemployment.

An air mass of lower pressure; often brings precipitation.

A concavity in a surface produced by pressing.

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

A sunken or depressed geological formation.

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

Angular distance below the horizon (especially of a celestial object).

Pushing down.

“depression of the space bar on the typewriter”