Definition of West Nile virus in English:

West Nile virus

Syllabification: West Nile vi·rus

noun

A flavivirus of African origin that can be spread to humans and other mammals via mosquitoes, causing encephalitis and flulike symptoms, with some fatalities.
More example sentences
  • Humans typically acquire West Nile virus through a bite from an infected adult mosquito.
  • Birds are the main carriers of the West Nile virus, which is spread by mosquitoes.
  • Mosquitoes acquire West Nile virus from birds and pass it on to other birds, animals and people.

Definition of West Nile virus in:

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Word of the day anomalous
Pronunciation: əˈnämələs
adjective
deviating from what is standard, normal, or expected