Definition of Zika virus in English:

Zika virus

(also Zika)

Pronunciation /ˈzēkə ˌvīrəs/ /ˈzikə ˌvaɪrəs/


  • A virus transmitted by mosquitoes which typically causes asymptomatic or mild infection (fever and rash) in humans, identified originally in Africa and later in other tropical regions, including South America, where it may be associated with an increased incidence of microcephaly in babies born to mothers infected during pregnancy.

    The Zika virus is a flavivirus transmitted by mosquitoes of the species Aedes aegypti, which also transmit dengue fever and other diseases


1950s from the name of the Zika forest in central Uganda, where experiments carried out on a rhesus monkey led to the first isolation of the virus, + virus.