as in irrational
not using or following good reasoning
was so upset that he was completely nonrational for a moment
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Recent Examples of nonrational
Mid-century collective behavior theories considered social movements to be nonrational, spontaneous events occurring during moments of social and cultural breakdown.
—
The Editors, JSTOR Daily, 10 Sep. 2025
The Editors, JSTOR Daily, 10 Sep. 2025
Recent Examples of Synonyms for nonrational
Adjective
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Because oceanfront homes satisfy both sides of the luxury equation—the rational and the irrational.—
Spencer Elliott,
Forbes.com,
6 June 2026
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The American origin story is rooted in the notion that George III was its vanquished villain, an irrational tyrant who oppressed the American colonists.—
ABC News,
ABC News,
3 June 2026
Adjective
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Bainbridge knew about secrets and unreasoning shame.—
Christopher Tayler,
Harpers Magazine,
27 Jan. 2026
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Let sound political prescience but take the place of an unreasoning prejudice, and this will be done.—
Frederick Douglass,
The Atlantic,
16 Aug. 2017
Adjective
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However, investing in public institutions and infrastructure is a costly endeavor that can seem unreasonable when local officials are struggling to balance budgets without increasing tax burdens.—
Aneri Pattani,
USA Today,
6 June 2026
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Nineteen recent clinical trials on kratom leaf document no evidence of severe addiction or significant or unreasonable adverse effects.—
Tara Molina,
CBS News,
1 June 2026
Adjective
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After testing against other economic variables that may have contributed to higher costs, and comparing housing activity in high-fraud ZIP codes to low-fraud ones in the same county, the researchers found illegitimate PPP loans to be one of the core drivers of housing prices.—
Tristan Bove,
Fortune,
29 May 2026
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That does not automatically mean every lawsuit involving a president and an executive agency is illegitimate.—
Andrew Leahey,
Forbes.com,
29 May 2026
Cite this Entry
“Nonrational.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/nonrational. Accessed 13 Jun. 2026.
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