Word.ws English Dictionary

brain virus

brain virus noun: a virus affecting the brain.

Noun

brain virus (plural brain viruses)

  1. A virus affecting the brain.
    • The Zika crisis is reaching a critical point. Brazil, the epicentre of the virus, has 863 confirmed cases of infant microcephaly, or brain-virus, which scientists suspect could be caused by the Zika-carrying mosquito.2016 April 6, Eleanor Ross, “WHO hails 'swift and positive response' to Zika data-sharing initiative”, in The Guardian, →ISSN
  2. (figuratively) A mind virus.
    • On the podcast, [Tucker] Carlson called out Republicans including Senator Ted Cruz, the former president George W Bush and the ambassador to Israel, Mike Huckabee, for being “Christian Zionists” who have been “seized by this brain virus”.2025 October 31, Rachel Leingang, “Tucker Carlson’s interview with far-right antisemite Nick Fuentes divides conservatives”, in The Guardian, →ISSN

Forms of brain virus

pluralbrain viruses

Questions about brain virus

What does brain virus mean?
Brain virus means a virus affecting the brain.
What part of speech is brain virus?
Brain virus is a noun.
What is the plural of brain virus?
The plural of brain virus is brain viruses.

Words near brain virus in the dictionary

  1. brain trusts
  2. brain tumor
  3. brain tumors
  4. brain tumour
  5. brain tumours
  6. brain virus
  7. brain viruses
  8. brain wash
  9. brain washed
  10. brain washes
  11. brain washing

Source and license

Adapted from Wiktionary: brain 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.

Last updated:

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