1
as in delusion
a false idea or belief
the once-common fallacy that girls just weren't any good at math
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in deception
the quality or state of being false
the fallacy of the notion of spontaneous generation was demonstrated by the Dutch naturalist Leeuwenhoek
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of fallacy
The Biden Administration's contrary position depended on the obvious fallacy that providing testosterone to treat a boy's endocrine disorder is the 'same treatment' as using the drug to disrupt the normal physical development of an adolescent girl suffering from psychological distress.
—
Nick Mordowanec
barney Henderson, MSNBC Newsweek, 18 June 2025
It was assumed that what was lost at the federal level would be gained at the state level, that appears to be a fallacy.
—Jon McGowan, Forbes.com, 12 June 2025
Burden Of Proof Unlike many of the other fallacies, the burden of proof fallacy doesn’t serve to conjure up false narratives, nor to ignore or refute the points that have been made.
—Mark Travers, Forbes.com, 1 June 2025
These are straw man fallacies, falsely implying that acknowledging and celebrating the full range of backgrounds, identities and family structures kids bring to the classroom will somehow crowd out instruction time.
—Heidi Stevens, Chicago Tribune, 30 May 2025
See All Example Sentences for fallacy
Nick Mordowanec
barney Henderson, MSNBC Newsweek, 18 June 2025
It was assumed that what was lost at the federal level would be gained at the state level, that appears to be a fallacy.
—Jon McGowan, Forbes.com, 12 June 2025
Burden Of Proof Unlike many of the other fallacies, the burden of proof fallacy doesn’t serve to conjure up false narratives, nor to ignore or refute the points that have been made.
—Mark Travers, Forbes.com, 1 June 2025
These are straw man fallacies, falsely implying that acknowledging and celebrating the full range of backgrounds, identities and family structures kids bring to the classroom will somehow crowd out instruction time.
—Heidi Stevens, Chicago Tribune, 30 May 2025
See All Example Sentences for fallacy
Recent Examples of Synonyms for fallacy
Noun
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The series focuses on the dynamics of one Danish family and the stripping away of their—and our—delusions about climate change, status, exile, and separation.—
Air Mail,
Air Mail,
21 June 2025
-
Researchers noted the positive effects of ecstatic epilepsy and synthesized fifty-three theoretical models of delusion.—
Rafil Kroll-Zaidi,
Harpers Magazine,
21 June 2025
Noun
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This deception couldn’t come at a worse time for America’s debt.—
Thomas Kahn,
Chicago Tribune,
8 July 2025
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Unlike earlier studies that uncovered evasion or deception, this research exposed a more alarming phenomenon: models calculating that unethical behavior was a justifiable strategy for survival.—
Hamilton Mann,
Forbes.com,
29 June 2025
Noun
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Learn the secrets behind wands, wishing trees and other plant folklore and myths.—
Jeanette Marantos,
Los Angeles Times,
28 June 2025
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Ursula Lindsey The Moroccan writer’s works are a bracing corrective to the myth of his city as a glamorous, bohemian playground.—
Sophia Rosenfeld,
The New York Review of Books,
26 June 2025
Noun
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With very little margin for error, any misstep could lead to a steep correction.—
Trefis Team,
Forbes.com,
1 July 2025
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De Vries has also committed 15 errors at shortstop.—
Jeff Sanders,
San Diego Union-Tribune,
30 June 2025
Noun
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But here’s the thing: Quantity isn’t the problem—illusion is.—
Sabeer Nelliparamban,
Forbes.com,
1 July 2025
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Bistro lighting hung overhead to give the illusion of a starry night sky.—
Ashlyn Robinette,
People.com,
30 June 2025
Noun
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One of the company's meteorologists, Jonathan Belles, debunked some of the most common falsehoods surrounding severe storms, recommending tips on how to best prepare for them.—
Katie Wiseman,
The Courier-Journal,
2 July 2025
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The fact that the development and rollout follow Trump's falsehoods about widespread noncitizen voting makes election experts wary of how this new tool will work.—
Miles Parks,
NPR,
28 June 2025
Cite this Entry
“Fallacy.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fallacy. Accessed 12 Jul. 2025.
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