civil war

noun

plural civil wars
: a war between opposing groups of citizens of the same country
a country on the brink of (a) civil war
often used in the capitalized names of specific wars
the Spanish Civil War
(American/U.S.) Civil War monuments

Note: The American Civil War, fought 1861–1865 between the United States and 11 southern states that had seceded from it, is also commonly known as the U.S. Civil War, or especially in the U.S. as the War Between the States or simply the Civil War.

Examples of civil war in a Sentence

a region that has had many civil wars The country is on the brink of civil war.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Nga Vương-Sandoval, the executive director of Refugees + Immigrants United Colorado, contends that the reasons why migrants leave their home countries today — political persecution and civil wars, gang violence, climate change, economic collapse and more — are myriad and nuanced. Megan Ulu-Lani Boyanton, Denver Post, 6 July 2025 In November 2015, as millions of people were fleeing Syria after a civil war broke out, then-Gov. Mike Pence banned them from resettling in Indiana after Syrians were implicated in terrorist attacks in Paris. Noe Padilla, IndyStar, 2 July 2025 Gallo is the child of Salvadoran immigrants who escaped their country’s civil war in 1980 and lived undocumented in the U.S. Carlos Aguilar, Los Angeles Times, 27 June 2025 Fans, media, rappers, and everyone in between can’t seem to stop talking about the 2024 rap civil war. Armon Sadler, VIBE.com, 26 June 2025 See All Example Sentences for civil war

Word History

First Known Use

circa 1533, in the meaning defined above

Time Traveler
The first known use of civil war was circa 1533

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Cite this Entry

“Civil war.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/civil%20war. Accessed 12 Jul. 2025.

Kids Definition

civil war

noun
: a war between opposing groups of citizens of the same country or nation
Last Updated: - Updated example sentences
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