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Lassa fever Line breaks: Lassa fever
Pronunciation: /ˈlasə/

Definition of Lassa fever in English:


[mass noun]
An acute and often fatal viral disease, with fever, occurring chiefly in West Africa. It is usually acquired from infected rats.
Example sentences
  • Recently cholera has occurred in India and Peru; dengue in Panama, New Guinea, and Australia; yellow fever, Rift Valley fever, and Lassa fever in Africa.
  • Other viral illnesses include influenza, the common cold, Lassa fever, and ebola.
  • Advisories issued in 1998 by the Centers for Disease Control warned travelers to Sierra Leone that malaria, measles, cholera, typhoid fever, and Lassa fever were prevalent throughout the country.


1970s: named after the village of Lassa, in NW Nigeria, where it was first reported.

Definition of Lassa fever in:
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