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
However, between The New Adventures of Old Christine and Veep, Louis-Dreyfus would go on to squash that fallacy to the tune of ten more Emmy wins.
—
Brian Davids, HollywoodReporter, 29 Apr. 2025
But the resulting, lengthy insurgencies in Afghanistan and Iraq proved that this vision of quick victories was a fallacy.
—Michael Brown, Foreign Affairs, 22 Apr. 2025
And the fallacy is this; that somehow in a trade, someone must lose.
—Raja Krishnamoorthi, MSNBC Newsweek, 9 Apr. 2025
The whole debate is so fundamentally backwards and upside down, it's based on a fallacy.
—Raja Krishnamoorthi, MSNBC Newsweek, 9 Apr. 2025
See All Example Sentences for fallacy
Brian Davids, HollywoodReporter, 29 Apr. 2025
But the resulting, lengthy insurgencies in Afghanistan and Iraq proved that this vision of quick victories was a fallacy.
—Michael Brown, Foreign Affairs, 22 Apr. 2025
And the fallacy is this; that somehow in a trade, someone must lose.
—Raja Krishnamoorthi, MSNBC Newsweek, 9 Apr. 2025
The whole debate is so fundamentally backwards and upside down, it's based on a fallacy.
—Raja Krishnamoorthi, MSNBC Newsweek, 9 Apr. 2025
See All Example Sentences for fallacy
Recent Examples of Synonyms for fallacy
Noun
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Researchers noted the positive effects of ecstatic epilepsy and synthesized fifty-three theoretical models of delusion.—
Rafil Kroll-Zaidi,
Harpers Magazine,
22 May 2025
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But planted within that picture was a glimmer of hope — or maybe delusion — for Sabres fans.—
Matthew Fairburn,
New York Times,
22 May 2025
Noun
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As an escaped convict posing as a beloved preacher, and as his gentle, upright twin, Robeson embodies a devastating split between appearance and truth, and whose uncanny doubling plays out in a community shaped by racial violence, spiritual deception, and economic precarity.—
Samantha Bergeson,
IndieWire,
21 May 2025
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Ellie, however, cannot abide Joel’s deception, and interrupts to tell the truth to Gail, who then slaps Joel and tells him to leave.—
Adam B. Vary,
Variety,
19 May 2025
Noun
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There are several myths that certain foods are bad for thyroid function, including gluten and cruciferous vegetables (broccoli, brussels sprouts, and cauliflower).—
Patty Weasler,
Verywell Health,
27 May 2025
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Historically, fonio carries deep reverence and myth.—
Osayi Endolyn,
Bon Appetit Magazine,
27 May 2025
Noun
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Only one major-league third baseman, the San Diego Padres’ Manny Machado, has more errors than Muncy’s eight through his first 49 games of the season.—
Fabian Ardaya,
New York Times,
27 May 2025
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The poll of 1,136 Democrats carries a margin of error of plus or minus 2.89 percentage points.—
Adeola Adeosun,
MSNBC Newsweek,
26 May 2025
Noun
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The entire space was stunned by the illusion of water gushing and animals moving toward the audience.—
Raechal Shewfelt,
EW.com,
28 May 2025
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Donald Trump started selling the illusion of exclusivity half a century ago.—
Ian Crouch,
New Yorker,
27 May 2025
Noun
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Elon Musk spread a falsehood that large numbers of undocumented immigrants are getting Social Security benefits.—
Andrew Torgan,
CNN Money,
18 May 2025
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The Context The growth in measles cases comes as Health and Human Services (HHS) Secretary Robert F. Kennedy Jr. delivers an inconsistent message about measles and pushes falsehoods about the measles vaccine.—
Sonam Sheth,
MSNBC Newsweek,
9 May 2025
Cite this Entry
“Fallacy.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fallacy. Accessed 2 Jun. 2025.
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