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outbreak

noun [C]
 
 
/ˈaʊt.breɪk/

Definition

C2 a time when something suddenly begins, especially a disease or something else dangerous or unpleasant: an outbreak of cholera/food poisoning/rioting/war Last weekend saw further thundery outbreaks.Beginnings and startsDisease and illness - general words
(Definition of outbreak noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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