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Definitions

irrationality

[ih-rash-uh-nal-i-tee] / ɪˌræʃ əˈnæl ɪ ti /


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.

Options remain the best way to monetize investor irrationality and emotional dysregulation.

From Barron's • Mar. 11, 2026

Bennett argued presciently that by kowtowing to radicals, “a great university was brought low by the very forces which modern universities came into being to oppose: ignorance, irrationality and intimidation.”

From The Wall Street Journal • Feb. 17, 2026

It’s simply a matter of taking advantage of structural market irrationality.

From MarketWatch • Dec. 26, 2025

Through the animal’s point of view, De Los Santos Arias considers the enduring grip of colonialism and the consequences of human irrationality.

From Los Angeles Times • Dec. 22, 2025

Truly effective nuclear bluffing, however, includes occasional postures of irrationality, a distancing from the horrors of nuclear war.

From "Cosmos" by Carl Sagan