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Peste noire

La peste noire est the French term for the Black Death, the major 14th-century pandemic of plague that spread across Europe, North Africa, and parts of Asia.

By Ethan Anderson| Reviewed by Olivia Bennett, Standards & Fact-Checking Lead| Updated July 26, 2026|2 min read| Fact-checked

Peste noire is the French term for the Black Death, the major 14th-century pandemic of plague that spread across Europe, North Africa, and parts of Asia. It is widely regarded as one of the deadliest pandemics in human history, causing massive demographic and social disruption.

Definition

Peste noire is the name used in French for the Black Death, a devastating plague pandemic of the 14th century. It is usually associated with the second pandemic of plague.

Origins and spread

Historical accounts place the pandemic’s origins in Central Asia, with transmission into the Black Sea region and then into Europe through trade routes. It spread across much of Europe between 1347 and 1353.

Impact

The pandemic caused enormous loss of life, with major demographic and economic effects across Europe and beyond. Estimates differ, but it is often described as the most lethal pandemic in recorded history.

Historical interpretation

Sources differ on total death tolls and the precise routes of transmission, but there is broad agreement on the scale of mortality and social disruption. Modern historians continue to study its epidemiology and historical consequences.

Key facts

  • The term **peste noire** refers to the historical pandemic known in English as the Black Death.
  • It was caused by the bacterium *Yersinia pestis* and spread mainly through flea vectors associated with rodents.
  • The pandemic reached Europe in the mid-14th century and spread rapidly through trade and travel networks.
  • European mortality is commonly estimated at about 25 million people, or roughly one-third of the population.
  • Scholarly estimates of total deaths across Eurasia and North Africa vary widely.

Frequently asked questions

What is the peste noire?
It is the French term for the Black Death, a 14th-century plague pandemic.
What caused it?
It was caused by the bacterium *Yersinia pestis*.
When did it spread through Europe?
It spread mainly between 1347 and 1353.
How many people died?
Estimates vary, but about 25 million deaths in Europe is commonly cited.
Where did it likely begin?
Many historians place its origins in Central Asia.

References

  1. French Wikipediahttps://fr.wikipedia.org/wiki/Peste_noire
    Supports: French terminology, approximate dates, geographic spread, and mortality estimates
  2. World History Encyclopediahttps://www.worldhistory.org/trans/fr/1-17097/mort-noire/
    Supports: Cause, likely origins, transmission, dates, and historical context
  3. Laroussehttps://www.larousse.fr/encyclopedie/divers/Peste_noire/137765
    Supports: Definition, dates, spread in Europe, and European death estimates
  4. Techno-Sciencehttps://www.techno-science.net/glossaire-definition/Peste-noire.html
    Supports: Terminology, duration, and broader historical consequences