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), one lung ( single pneumonia), or only certain lobes ( lobar pneumonia).
- The commonest infection is a type of pneumonia, a serious lung infection.
- There are immunisations for several of the infections that can cause pneumonia.
- The most common type of pneumonia is bronchopneumonia, which affects the bronchioles.
- Example sentences
- No vaccine currently is available for pneumonic or bubonic plague.
- In summary, SARS is a highly contagious and predominantly pneumonic illness.
- Daily radiographic assessment is essential for monitoring of this potentially rapidly progressive pneumonic illness.
Early 17th century: via Latin from Greek, from pneumōn 'lung'.
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