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
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.
Overwhelm, already a danger to investigators managing a complex case, isn’t helped by online conspiracy theorists and other noisemakers. Paige Williams, New Yorker, 14 Feb. 2026 What the files do seem to confirm, though, is the conspiracy theorist’s view of an elite stratosphere, where normal rules don’t apply, everyone knows each other, and ideological differences are subsumed to self-interested motives. The Week Uk, TheWeek, 14 Feb. 2026 Many moviegoers will initially assume that kidnapper/beekeeper Teddy (Plemons) is a conspiracy theorist. Anne Thompson, IndieWire, 11 Feb. 2026 Each of these stories strikes some very contemporary nerves — conspiracy theorists, political justice, runaway capitalism, climate change — though their origins are not all rooted in the present. Bilge Ebiri, Vulture, 5 Feb. 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

Browse Nearby Words

Cite this Entry

“Conspiracy theorist.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/conspiracy%20theorist. Accessed 22 Feb. 2026.

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!

More from Merriam-Webster