|Main Entry:||West Nile virus|
|Part of Speech:||n|
|Definition:||a type of flavirus mainly infecting birds and mosquitos but also transmitted by them to humans and other animals, causing flu-like symptoms (West Nile fever) which may lead to encephalitis and meningitis and having no known treatment|
West Nile virus (wěst nīl)
A viral disease of varying severity, occurring in Africa, Asia, the Mediterranean, and parts of North America, that is transmitted by a culex mosquito.
|West Nile virus (wěst nīl) Pronunciation Key
An infectious disease caused by a virus of the genus Flavivirus, occurring in Africa, Asia, the Mediterranean, and parts of North America. The infection is transmitted by a mosquito and can cause mild illness as well as severe, sometimes fatal encephalitis and meningitis.