Legionnaires' disease Hear it!

Legionnaires' disease definition

☆ Legionnaires' disease

Informal an acute respiratory infection, often with pneumonia, caused by bacteria (Legionella pneumophila) that may contaminate water or soil

Etymology: after an outbreak of the illness at an American Legion convention in July, 1976

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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