the·​o·​rist | \ ˈthē-ə-rist How to pronounce theorist (audio) , ˈthir-ist\

Definition of theorist

: a person who theorizes

Examples of theorist in a Sentence

Recent Examples on the Web

Conspiracy theorists soon had their fun, speculating as to what actually happened with Ronaldo., "World Cup Countdown: 5 Weeks to Go - France Claim Maiden World Cup on Home Soil With Win Over Brazil," 19 May 2018 These oddities—and undoubtedly many others theorists have yet to even dream of—fill out our universe’s bizarre stellar bestiary. Yasemin Saplakoglu, Scientific American, "Watch Now: The Weirdest Stars in the Universe," 8 Mar. 2018 And yet, still the conspiracy theorists hock their wares. John Mccain, Popular Mechanics, "John McCain: The 9/11 Conspiracy Myths and the Truth Under Attack," 11 Sep. 2018 Twitter just permanently suspended Infowars and Alex Jones, a full month after companies like Apple, Facebook, and YouTube removed the conspiracy theorist and his blog from their platforms. Shannon Liao, The Verge, "Twitter permanently suspends Infowars and Alex Jones," 6 Sep. 2018 So the Justice Department is on the side of the dossier and its authors as opposed to the rule of law and the conspiracy theorists who are pushing it. Fox News, "Judge Jeanine: Democrats call in serial 'cleaner' Bob Mueller," 18 Aug. 2018 But YouTube, which is owned by Google parent company Alphabet, has also endured criticism for its algorithms that promote conspiracy theorist and extremist videos. Brittany Shoot, Fortune, "YouTube Invests $25 Million to Promote 'Authoritative' News Ahead of U.S. Midterm Elections," 9 July 2018 On August 6, Facebook banned right-wing conspiracy theorist Alex Jones; on August 13, the federal government filed charges saying that Facebook had violated the Fair Housing Act by allowing ads to discriminate against certain groups. Emily Stewart, Vox, "Facebook’s very bad year, explained," 21 Dec. 2018 Conspiracy theorist Alex Jones made waves earlier this year after a series of videos and posts from his account and InfoWars' account prompted bans from YouTube, Apple, Facebook, and Twitter. Valentina Palladino, Ars Technica, "Tim Cook: Apple won’t tolerate white supremacists, conspiracy theorists," 4 Dec. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'theorist.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of theorist

1646, in the meaning defined above

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Statistics for theorist

Last Updated

17 Apr 2019

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Time Traveler for theorist

The first known use of theorist was in 1646

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English Language Learners Definition of theorist

: a person who forms theories about something

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More from Merriam-Webster on theorist

Rhyming Dictionary: Words that rhyme with theorist

Spanish Central: Translation of theorist

Nglish: Translation of theorist for Spanish Speakers

Britannica English: Translation of theorist for Arabic Speakers

Comments on theorist

What made you want to look up theorist? Please tell us where you read or heard it (including the quote, if possible).


a strong desire or propensity

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