conspiracy theorist

noun

plural conspiracy theorists
: a person who proposes or believes in a conspiracy theory
Distrust of the numbers is why one group of dissenters—government conspiracy theorists—grow during pandemics.Hank Campbell

Examples of conspiracy theorist in a Sentence

Recent Examples on the Web
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Gregg Phillips, a far-right conspiracy theorist who has been previously cited by the president for his baseless claims about fraud in the 2020 presidential election, was tapped to lead FEMA’s Office of Response and Recovery in December 2025. Meredith Kile, PEOPLE, 14 Apr. 2026 The fact that neither of the shock jock conspiracy theorists recognized the irony of calling one another conspiracy theorists was not lost on me. Josh Owens, HollywoodReporter, 14 Apr. 2026 That’s what the conspiracy theorists on social media have to offer. Kristian Winfield, New York Daily News, 1 Apr. 2026 The three shooters, conspiracy theorists who hated the police, were shot and killed by officers after a six-hour siege in the region of Wieambilla. CBS News, 30 Mar. 2026 See All Example Sentences for conspiracy theorist

Word History

First Known Use

1961, in the meaning defined above

Time Traveler
The first known use of conspiracy theorist was in 1961

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Cite this Entry

“Conspiracy theorist.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/conspiracy%20theorist. Accessed 18 Apr. 2026.

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