Spanish flu

A form of Spanish influenza — A form of influenza that spread to nearly every part of the world in a pandemic between 1918 and 1920, killing from 20 to 100 million people.

Meanings

Spanish flu1

nounSpanish flu (uncountable)
  1. alternativeuncountablemedicineAlternative form of Spanish influenza.

    In the wake of the devastation of the Spanish flu, the world came together to develop unprecedented scientific collaborations to take on future pandemics. In 1947, the WHO Interim Committee of the United Nations established a Global Influenza Programme to track the changes in the virus.

    2018, World Health Organization, “Pandemic influenza: an evolving challenge”, in WHO official website

Spanish Flu2

nounSpanish Flu (uncountable)
  1. uncountableAlternative letter-case form of Spanish flu.
Cite this entry
APA

Spanish flu. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/Spanish%20flu

MLA

“Spanish flu.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Spanish%20flu. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “Spanish flu,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/Spanish%20flu.

Source: Spanish flu on Wiktionary, CC BY-SA 4.0.