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pneumonia

Pronunciation: /njuːˈməʊnɪə/

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Definition of pneumonia

noun

[mass noun]
  • lung inflammation caused by bacterial or viral infection, in which the air sacs fill with pus and may become solid. Inflammation may affect both lungs ( double pneumonia) or only one ( single pneumonia).

Derivatives

pneumonic

Pronunciation: /njuːˈmɒnɪk/

adjective

Origin:

early 17th century: via Latin from Greek, from pneumōn 'lung'

Spelling help

Spell pneumonia with pneu- at the beginning (it is from Greek pneumon 'lung').

pneumonia in other Oxford dictionaries

Definition of pneumonia in the US English dictionary

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