radicalize

verb

rad·​i·​cal·​ize ˈra-di-kə-ˌlīz How to pronounce radicalize (audio)
radicalized; radicalizing

transitive verb

: to make radical especially in politics
radicalization noun

Examples of radicalize in a Sentence

The war has radicalized an entire generation of young people.
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.
Reports reveal that the heavily armed attackers were radicalized through online hate spaces and left behind writings filled with white supremacist, Islamophobic and extremist ideology. Zainab Chaudry, Baltimore Sun, 22 May 2026 Investigators are still looking into how the pair became radicalized. Claire Carter, The Washington Examiner, 19 May 2026 Investigators believe that two teens who killed three people at San Diego’s largest mosque before fatally shooting themselves met online, where they were radicalized by hate, authorities said Tuesday. Teri Figueroa, San Diego Union-Tribune, 19 May 2026 The new Iranian regime in place could be even more radicalized and hellbent on harming the United States, Israel and their allies. David Goldman, CNN Money, 12 May 2026 See All Example Sentences for radicalize

Word History

First Known Use

1830, in the meaning defined above

Time Traveler
The first known use of radicalize was in 1830

Browse Nearby Words

Cite this Entry

“Radicalize.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/radicalize. Accessed 25 May. 2026.

Kids Definition

radicalize

verb
rad·​i·​cal·​ize ˈrad-i-kə-ˌlīz How to pronounce radicalize (audio)
radicalized; radicalizing
: to make radical

More from Merriam-Webster on radicalize

Love words? Need even more definitions?

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

More from Merriam-Webster