SINCE 1828
Rift Valley fever
nounDefinition of Rift Valley fever
: an acute, usually epizootic, mosquito-borne disease of domestic animals chiefly of eastern and southern Africa that is caused by a bunyavirus (species Rift Valley fever virus of the genus Phlebovirus), is marked especially by fever, abortion, and death of newborns, and is sometimes transmitted to humans usually in a milder form marked by flu-like symptoms
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More Definitions for Rift Valley fever
Rift Valley fever
noun
Rift Val·ley fever
| \ ˈrift-ˌval-ē-
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Medical Definition of Rift Valley fever
: an acute usually epizootic mosquito-borne disease of domestic animals (as sheep and cattle) chiefly of eastern and southern Africa that is caused by a bunyavirus of the genus Phlebovirus (species Rift Valley fever virus), is marked especially by fever, abortion, death of newborns, diarrhea, and jaundice, and is sometimes transmitted to humans usually in a milder form marked by flulike symptoms
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