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English definition of “depression”

depression

noun uk   /dɪˈpreʃ.ən/ us  

depression noun (UNHAPPINESS)

B2 [U] the state of feeling very unhappy and without hope for the future: I was overwhelmed by feelings of depression.Sadness and regret B2 [C or U] a mental illness in which a person is very unhappy and anxious (= worried and nervous) for long periods and cannot have a normal life during these periods: Tiredness, loss of appetite, and sleeping problems are all classic symptoms of depression. If you suffer from depression, it's best to get professional help. Mental and psychiatric disorders

depression noun (NO ACTIVITY)

C2 [C] a period in which there is very little business activity and not many jobs: The stock market crash marked the start of a severe depression.Economics and the state of the economy

depression noun (WEATHER)

[C] specialized environment an area where the air pressure is low: The deep depression over the mid-Atlantic will gradually move eastwards during the day.Describing bad weather

depression noun (HOLE)

[C] a part in a surface that is slightly lower than the rest: There was a depression in the sand where he'd been lying.Holes, hollows and dips
(Definition of depression from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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