Akademik

primary atypical pneumonia
noun
an acute respiratory disease marked by high fever and coughing; caused by mycoplasma; primarily affecting children and young adults
Syn: ↑atypical pneumonia, ↑mycoplasmal pneumonia
Hypernyms: ↑respiratory disease, ↑respiratory illness, ↑respiratory disorder
Hyponyms: ↑psittacosis, ↑parrot fever, ↑ornithosis

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noun
: a usually mild pneumonia caused by a virus or a pleuropneumonia-like organism

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primary atypical pneumonia,
a form of pneumonia, rarely fatal, that is caused by the Eaton agent and associated viruses.

Useful english dictionary. 2012.