extremism

noun

ex·​trem·​ism ik-ˈstrē-ˌmi-zəm How to pronounce extremism (audio)
1
: the quality or state of being extreme
2
: advocacy of extreme measures or views : radicalism
extremist noun or adjective

Examples of extremism in a Sentence

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.
Violent extremism has increased throughout Africa in recent years, although until lately it was mostly restricted to the Sahel region, where militias hold control over swaths of territory. Matthew Martin, semafor.com, 28 July 2025 Without education, economic infrastructure, or hope, what else can grow but extremism? Margaux Chetrit, Sun Sentinel, 23 July 2025 Morrison is focused on supporting working families, standing up against extremism, and fostering a culture of civility and respect in politics. Pioneer Press, Chicago Tribune, 14 July 2025 This has created concerns over the White House's preparedness to deal with violent extremism. Sophie Clark, MSNBC Newsweek, 3 July 2025 See All Example Sentences for extremism

Word History

First Known Use

1865, in the meaning defined at sense 1

Time Traveler
The first known use of extremism was in 1865

Browse Nearby Words

Cite this Entry

“Extremism.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/extremism. Accessed 6 Aug. 2025.

Kids Definition

extremism

noun
ex·​trem·​ism ik-ˈstrē-ˌmiz-əm How to pronounce extremism (audio)
1
: the quality or state of being extreme
2
: belief in and support for extreme ideas especially in politics
extremist noun or adjective

More from Merriam-Webster on extremism

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!