incendiarism

noun

in·​cen·​di·​a·​rism in-ˈsen-dē-ə-ˌri-zəm How to pronounce incendiarism (audio)
: incendiary action or behavior

Word History

First Known Use

circa 1710, in the meaning defined above

Time Traveler
The first known use of incendiarism was circa 1710

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Cite this Entry

“Incendiarism.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/incendiarism. Accessed 6 Jul. 2026.

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