Legionnaires' disease

noun Le·gion·naires' disease \ ˌlē-jə-ˈnerz- \
variants: or less commonly Legionnaire's disease

Definition of Legionnaires' disease

: pneumonia that is caused by a bacterium (Legionella pneumophila), is characterized initially by symptoms resembling influenza (as malaise, headache, and muscular aches) followed by high fever, cough, diarrhea, severe pneumonia, and mental confusion, and that may be fatal especially in elderly and immunocompromised individuals

Origin and Etymology of legionnaires' disease

from its first recognized occurrence at an American Legion convention in 1976


LEGIONNAIRES' DISEASE Defined for English Language Learners

Legionnaires' disease

noun

Definition of Legionnaires' disease for English Language Learners

  • : a serious disease of the lungs that is caused by bacteria


Medical Dictionary

Legionnaires' disease

noun
variants: also Legionnaire's disease

medical Definition of Legionnaires' disease

: pneumonia that is caused by a bacterium of the genus Legionella (L. pneumophila), that is characterized initially by symptoms resembling influenza (as malaise, headache, and muscular aches) followed by high fever, cough, diarrhea, lobar pneumonia, and mental confusion, and that may be fatal especially in elderly and immunocompromised individuals — see pontiac fever

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