conspiracy theory


Definition of conspiracy theory

: a theory that explains an event or set of circumstances as the result of a secret plot by usually powerful conspirators

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Other Words from conspiracy theory

conspiracy theorist noun

Examples of conspiracy theory in a Sentence

Conspiracy theories sprung up soon after the leader's assassination.
Recent Examples on the Web While the plot rests on insinuation and conjecture, Gosar gives further energy to a conspiracy theory pushed by Trump and other conservatives that the 2020 elections will be stolen through mail-in voting. Ronald J. Hansen, The Arizona Republic, "Paul Gosar boosts baseless theory that Democrats stole 2018 election from Martha McSally," 3 Sep. 2020 The claim is similar to a baseless conspiracy theory that spread online over the summer, well before the convention. Lee Davidson, The Salt Lake Tribune, "Mitt Romney is sole GOP senator to criticize latest string of inflammatory Trump claims," 2 Sep. 2020 Ingraham said his response sounded like a conspiracy theory. Justin Sink,, "Trump Claims Plane of ‘Thugs’ Threatened Republican Convention," 1 Sep. 2020 What to know about the far-right conspiracy theory. Ashley Shaffer, USA TODAY, "QAnon is radicalizing Americans," 31 Aug. 2020 Republicans took the opposite approach, repeatedly apologizing to DeJoy for the harsh questions and dismissing the Democrats' inquiries about mail delivery delays as a conspiracy theory. Matthew Daly And Anthony Izaguirre, Star Tribune, "Postal leader defends changes, denies 'sabotaging' election," 24 Aug. 2020 Which is also a reminder that until this week, Facebook was actively funneling users to a conspiracy theory whose central tenet is that the world is run by a cabal of celebrity pedophiles whom only Donald Trump can bring to justice. Brian Barrett, Wired, "Security News This Week: Facebook Finally Cracks Down on QAnon," 22 Aug. 2020 But even as Democrats have dismissed the GOP's attacks on Hunter Biden as nothing more than a partisan conspiracy theory, the Biden campaign has gone through great lengths to keep him as far away as possible. Joseph Simonson, Washington Examiner, "Hunter Biden to come out of hiding on last night of Democratic convention," 20 Aug. 2020 Members still post about the conspiracy theory on some parts of Reddit. Sheera Frenkel, New York Times, "Facebook Removes 790 QAnon Groups to Fight Conspiracy Theory," 19 Aug. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'conspiracy theory.' 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 conspiracy theory

1863, in the meaning defined above

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Time Traveler for conspiracy theory

Time Traveler

The first known use of conspiracy theory was in 1863

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Statistics for conspiracy theory

Last Updated

24 Sep 2020

Cite this Entry

“Conspiracy theory.” Dictionary, Merriam-Webster, Accessed 28 Sep. 2020.

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More Definitions for conspiracy theory

conspiracy theory


English Language Learners Definition of conspiracy theory

: a theory that explains an event or situation as the result of a secret plan by usually powerful people or groups

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