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English definition of “collapse”

collapse

noun [C, U]     /kəˈlæps/
FAILURE B2 the sudden failure of a system, organization, business, etcFailing and doing badlyFailuresAccidents and disastersHigher and lower points of achievement
FALL an occasion when a person or structure becomes too weak to stand and suddenly fallsFalling and droppingMoving downwards
(Definition of collapse noun from the Cambridge Learner's Dictionary © Cambridge University Press)

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