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.
Newall says concern about political extremism and polarization has jumped by about 15 percentage points since May. Debbie Elliott, NPR, 27 Sep. 2025 Leonardo DiCaprio discusses how the film explores extremism on both sides of the political spectrum. Lauren Huff, Entertainment Weekly, 27 Sep. 2025 Schumer Dismisses Poor Democratic Numbers Polling from Ipsos earlier this month found that 90 percent of Americans believe there is an urgent need for greater national unity, with political extremism cited as the nation’s top concern. Jesus Mesa, MSNBC Newsweek, 25 Sep. 2025 Based on descriptions of the series, there are no plot lines or characters that directly parallel Kirk or his death, but the show does contend with online extremism and political violence. Jon Blistein, Rolling Stone, 24 Sep. 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

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Cite this Entry

“Extremism.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/extremism. Accessed 30 Sep. 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
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