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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The study, published on the research platform arXiv, found that once the models were allowed to vary their bets and set their own targets, irrational behavior surged — and bankruptcy became a common outcome.—
Jesus Mesa,
MSNBC Newsweek,
22 Oct. 2025
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Poetry brings hope, not an irrational optimism or wishful thinking, but a positive orientation to the future, of what a better, healthier future would look like.—
K.J.S. “Sunny” Anand,
Time,
15 Oct. 2025
Adjective
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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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That seems unreasonable given how weak this group has been.—
Jim Cramer,
CNBC,
20 Oct. 2025
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This decision places an unreasonable financial burden on agencies and managers who are already navigating a fragile market.—
Lynette Rice,
Deadline,
17 Oct. 2025
Adjective
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Also endangering the family name and business is a crooked deal made by Byron Hedges (Jack Gleeson), an illegitimate cousin helping Guinness expand into America, that promises 15% of all American profits to the Fenian Brotherhood.—
Lynsey Eidell,
PEOPLE,
27 Sep. 2025
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The play’s serious depiction of class politics and illegitimate birth were considered shocking by contemporary audiences.—
Emily Zarevich,
JSTOR Daily,
11 Sep. 2025
Cite this Entry
“Nonrational.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/nonrational. Accessed 26 Oct. 2025.
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