Word.ws English Dictionary

West Nile virus

West Nile virus noun: a particular flavivirus that causes West Nile fever, dangerous to humans.

Noun

West Nile virus (usually uncountable, plural West Nile viruses)

  1. (usually) A particular flavivirus that causes West Nile fever, dangerous to humans.
    • West Nile virus surfaced in New York in 1999 and within four years had covered the whole of America.2019, Bill Bryson, The Body: A Guide for Occupants, Black Swan (2020), page 371

Forms of West Nile virus

pluralWest Nile viruses
alternative formWest Nile Virus
alternative formWNV

Questions about West Nile virus

What does West Nile virus mean?
West Nile virus means a particular flavivirus that causes West Nile fever, dangerous to humans.
What part of speech is West Nile virus?
West Nile virus is a noun.
What is the plural of West Nile virus?
The plural of West Nile virus is West Nile viruses.

Words near West Nile virus in the dictionary

  1. West Newfield
  2. West Newton
  3. West Nicholson
  4. West Nile encephalitis
  5. West Nile fever
  6. West Nile virus
  7. West Nile viruses
  8. West Nipissing
  9. West Northamptonshire
  10. west northwest
  11. West Norwalk

Source and license

Adapted from Wiktionary: West Nile virus (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Wodencafe-West Nile virus.wav.

Cite this entry: “West Nile virus.” Word.ws, https://word.ws/west_nile_virus. Based on Wiktionary, CC BY-SA 4.0.