1
as in unreasonable
not using or following good reasoning
it's fallacious to say that something must exist because science hasn't proven its nonexistence
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Antonyms & Near Antonyms
2
as in misleading
tending or having power to deceive
consumers who harbor the fallacious belief that credit-card spending will never catch up with them
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of fallacious
The same economists who believe in the same fallacious economic notions?
—
John Tamny, Forbes.com, 6 July 2025
Lawyers who argued for his ouster on behalf of the National Assembly said the claims by Mr. Yoon were fallacious.
—Choe Sang-Hun, New York Times, 1 Apr. 2025
That will in turn spread on social media, which often plays a disproportional role in boosting these disinformation efforts by providing nearly unlimited platforms for unfiltered content and fallacious and deceptive claims.
—Peter Suciu, Forbes, 23 Dec. 2024
There might be a bigger market for these products, and more consumers might be immune to the fallacious argument that they’re overly processed, if more people were persuaded of the ills of factory farming.
—Kenny Torrella, Vox, 7 Dec. 2018
See All Example Sentences for fallacious
John Tamny, Forbes.com, 6 July 2025
Lawyers who argued for his ouster on behalf of the National Assembly said the claims by Mr. Yoon were fallacious.
—Choe Sang-Hun, New York Times, 1 Apr. 2025
That will in turn spread on social media, which often plays a disproportional role in boosting these disinformation efforts by providing nearly unlimited platforms for unfiltered content and fallacious and deceptive claims.
—Peter Suciu, Forbes, 23 Dec. 2024
There might be a bigger market for these products, and more consumers might be immune to the fallacious argument that they’re overly processed, if more people were persuaded of the ills of factory farming.
—Kenny Torrella, Vox, 7 Dec. 2018
See All Example Sentences for fallacious
Recent Examples of Synonyms for fallacious
Adjective
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Both Jaynes and Meany were accused by the Justice Department of aiding and abetting the deprivation of Taylor's Fourth Amendment right to be free from unreasonable searches and seizures.—
Sarah N. Lynch,
CBS News,
20 Mar. 2026
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When patients have few to no symptoms, a kidney biopsy seems like an expensive and unreasonable ask.—
Charles Schmidt,
Scientific American,
17 Mar. 2026
Adjective
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And some statistics can be misleading, as well.—
Talia Soglin,
Chicago Tribune,
22 Mar. 2026
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Former employees of the DHS office for Civil Rights and Civil Liberties in a statement to Congress this month accused the department of providing lawmakers with a misleading report of civil rights complaints there.—
Ximena Bustillo,
NPR,
21 Mar. 2026
Adjective
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Though the process of how it is utilized can be debated, having emergency stocks of a vital resource subject to supply crises can hardly be called irrational.—
Scott L. Montgomery,
The Conversation,
23 Mar. 2026
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My greatest irrational fear was that the machine might squeeze far tighter than necessary and I’d just be stuck there in immense pain until someone unplugged the cord.—
Zachary Bernstein,
Los Angeles Times,
17 Mar. 2026
Adjective
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On March 24, the jury found that Meta had violated the state’s consumer protection law by knowingly engaging in an unfair or deceptive trade practice.—
Diana Novak Jones,
USA Today,
25 Mar. 2026
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Admittedly, Palace’s results had been rather deceptive.—
Matt Woosnam,
New York Times,
25 Mar. 2026
Adjective
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Bainbridge knew about secrets and unreasoning shame.—
Christopher Tayler,
Harpers Magazine,
27 Jan. 2026
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Let sound political prescience but take the place of an unreasoning prejudice, and this will be done.—
Frederick Douglass,
The Atlantic,
16 Aug. 2017
Adjective
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The problem is that such inferences are often wildly speculative and will almost certainly lead to false convictions or arrests.—
Graham Hillard,
The Washington Examiner,
20 Mar. 2026
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The defendants and company executives allegedly prepared false documents and communications to show that the company was the end user of the servers.—
Michael Sinkewicz,
FOXNews.com,
20 Mar. 2026
Adjective
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The show followed the destitute Cuylers — father Early, his illegitimate son Rusty, his meth-loving sister Lily, and his crabby grandmother Granny — and their various moneymaking high jinks.—
Eric Vilas-Boas,
Vulture,
18 Mar. 2026
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But then a mysterious Romany woman (Rebecca Ferguson) turns up, and persuades him to return to Birmingham, in order to bring his violent illegitimate son (Barry Keoghan) – who now runs his Peaky Blinders mob – to heel.—
The Week UK,
TheWeek,
12 Mar. 2026
Adjective
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In each case, the actual right to your body is deferred to some third party, either the paternalists, the hypothetical children, or unreasoned authority.—
Kyle Munkittrick,
Discover Magazine,
20 June 2011
Cite this Entry
“Fallacious.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fallacious. Accessed 27 Mar. 2026.
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