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Legionnaire's disease noun

Click to hear the UK pronunciation of this wordClick to hear the US pronunciation of this word/liː.dʒənˈeəz.dɪˌziːz//-erz-/ n [U]

Definition

a serious and infectious disease of the lungs caused by bacteria in the air

(Definition of Legionnaire's disease noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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