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English definition of “superbug”

superbug

noun [C]     /ˈsuː.pə.bʌɡ/ US  /-pɚ-/
a type of bacteria that causes an illness that cannot be cured by antibioticsBacteria, moulds, germs and virusesDisease and illness - general words
(Definition of superbug noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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