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
Synonyms & Similar Words
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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
However, not all slippery slope arguments are fallacious.
—
Mark Travers, Forbes.com, 26 Mar. 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
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
However, not all slippery slope arguments are fallacious.
—Mark Travers, Forbes.com, 26 Mar. 2025
See All Example Sentences for fallacious
Mark Travers, Forbes.com, 26 Mar. 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
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
However, not all slippery slope arguments are fallacious.
—Mark Travers, Forbes.com, 26 Mar. 2025
See All Example Sentences for fallacious
Recent Examples of Synonyms for fallacious
Adjective
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There are ways to encourage tenants to be good neighbors without being unreasonable or punitive.—
Kelly G. Richardson,
San Diego Union-Tribune,
19 Aug. 2025
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As always, some people will argue that demanding more is unreasonable, that Palace are already punching above their weight.—
Matt Woosnam,
New York Times,
19 Aug. 2025
Adjective
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Nothing adds depth to an irascible curmudgeon quite like an irrational love of pets that do not love you back.—
Kathryn VanArendonk,
Vulture,
6 Aug. 2025
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Our worries are often dismissed as irrational—planes are much safer than cars, etc.—
Elaine Godfrey,
The Atlantic,
6 Aug. 2025
Adjective
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These emails are loaded with deceptive links that lead to malware infections, and the consequences can be severe.—
Kurt Knutsson,
FOXNews.com,
14 Aug. 2025
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The Center for Democracy and Technology, Electronic Frontier Foundation, Knight First Amendment Institute at Columbia University and American Civil Liberties Union say the software companies push deceptive marketing practices, exploit fear, normalize invasion of privacy and erode trust.—
Taylor Seely,
AZCentral.com,
13 Aug. 2025
Adjective
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Fleeing from violence and a dark history, a man adopts a false identity looking to start over in the idyllic Canary Islands' town of Arcadia, where a new love interest could change his life — if his past doesn't come back to haunt him.—
Veronica Villafañe,
Forbes.com,
8 Aug. 2025
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Newsom's $787 million suit seeks the same amount as the 2023 settlement Fox reached with Dominion Voting Systems after the voting machine company accused Fox News of knowingly pushing false conspiracy theories that Dominion rigged the 2020 presidential election in Joe Biden's favor.—
Olivia Rubin,
ABC News,
7 Aug. 2025
Adjective
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The deliberate flouting of the ban was part of a coordinated strategy to challenge what supporters view as an illegitimate restriction on free speech.—
Adeola Adeosun,
MSNBC Newsweek,
9 Aug. 2025
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Russian President Vladimir Putin claims Zelenskyy is illegitimate and has called for new elections in Ukraine.—
Chris Massaro,
FOXNews.com,
23 July 2025
Adjective
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Officers making contact with Hyatt noted an odor of intoxicants, staggering gait, confusion and illogical, untruthful responses to questions, according to the motion.—
Arkansas Online,
Arkansas Online,
18 Aug. 2025
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The system is confusing, ill-explained and illogical.—
Paul Tassi,
Forbes.com,
2 Aug. 2025
Cite this Entry
“Fallacious.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fallacious. Accessed 23 Aug. 2025.
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