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Definitions

rationality

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




Example Sentences

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Ms. de Graaf is similarly skeptical of the question’s usefulness and helpfully describes what she calls “epistemic” rationality: It involves “the way you appraise reality. Maybe you appraise it differently from other people.”

From The Wall Street Journal • Jun. 5, 2026

"These rules lack humanity and rationality, and they oppress us every day."

From Barron's • Jan. 9, 2026

We comfort the comfortable, and we look for hope in norms and in institutions and in rationality.

From Slate • Dec. 17, 2025

This work challenges long-held assumptions that rationality, defined as forming and updating beliefs based on evidence, belongs only to humans.

From Science Daily • Nov. 16, 2025

The possibility of social irrationality resting on a base of individual rationality is suggested by a slight variant of Condorcet’s original example.

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




Vocabulary lists containing rationality


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