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English definition of “collapse”

collapse

noun [S or U] (FALL)    /kəˈlæps/
the sudden falling movement of a person or structure that has become too weak to stand: He was taken to hospital after his collapse on the pitch. the collapse of a tower block during the earthquakeFalling and droppingMoving downwards
(Definition of collapse noun (FALL) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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