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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.

“This crisis is not a fallacy nor a thinly veiled threat.”

From The Wall Street Journal • Mar. 15, 2026

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

From MarketWatch • Nov. 15, 2025

"We know lots of children struggle. The idea that the school years are the best years of your life is a fallacy."

From BBC • May 3, 2025

A sunk-cost fallacy rears its head, with the parties increasingly feeling they've gone too far to change course.

From Salon • Apr. 15, 2025

As mentioned in Chapter 2, however, it should be carefully distinguished from the gambler’s fallacy, to which it bears a superficial resemblance.

From "Innumeracy: Mathematical Illiteracy and Its Consequences" by John Allen Paulos