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Definitions

fallacy

[fal-uh-see] / ˈfæl ə si /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The sunk-cost fallacy tempts people to pay escalating premiums because they’ve paid for so long.

From MarketWatch • Nov. 15, 2025

“There’s this fallacy that companies were lowering the bar,” she says.

From The Wall Street Journal • Nov. 13, 2025

It was a "fallacy" and "misunderstanding of the world" if people did not "believe that the online space is as dangerous for people as the streets," he added.

From BBC • May 24, 2025

“It’s a complete fallacy and a red herring to suggest that, since the state of the emergency is over, the funding should end, too.”

From Los Angeles Times • Apr. 10, 2025

The school had been imposing: a fallacy of glass and steel against the dusty expanse of the north shore clearing, like a middle finger thrown into the sky, built in record time.

From "The Marrow Thieves" by Cherie Dimaline