Definition of pneumonia in English:


Line breaks: pneu|mo¦nia
Pronunciation: /njuːˈməʊnɪə


[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).
    More example sentences
    • 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.



Pronunciation: /njuːˈmɒnɪk/
More 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'.

More definitions of pneumonia

Definition of pneumonia in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day skosh
Pronunciation: skōSH
a small amount; a little