ˌən-ˈrēz-nə-bəl
1
as in irrational
having no basis in reason or fact
an unreasonable assumption
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in unreasoning
not using or following good reasoning
an unreasonable respect for a man who did not deserve it
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of unreasonable
Callahan was given citations for following too closely, failure to exercise due care to avoid a collision with a horse on the highway, and unreasonable speed, according to authorities.
—
Sam Gillette, PEOPLE, 4 Sep. 2025
Trump blamed Schumer for poisoning the well with unreasonable demands, while the New York Democrat said the president’s nominees deserve an extra layer of scrutiny given his actions during the first eight months of his term.
—Al Weaver, The Hill, 4 Sep. 2025
The Justice Department in its June 2024 report on problems with policing in Phoenix found that police delayed medical assistance to people who appeared to be incapacitated as a result of the use of force by officers and used unreasonable force on people who had already been wounded by officers.
—Elena Santa Cruz, AZCentral.com, 3 Sep. 2025
Councilman Dustin Good, who previously served on the DNA board, said just maintaining the status quo is not a good practice and the changes proposed in the contract were not unreasonable.
—Gloria Casas, Chicago Tribune, 28 Aug. 2025
See All Example Sentences for unreasonable
Sam Gillette, PEOPLE, 4 Sep. 2025
Trump blamed Schumer for poisoning the well with unreasonable demands, while the New York Democrat said the president’s nominees deserve an extra layer of scrutiny given his actions during the first eight months of his term.
—Al Weaver, The Hill, 4 Sep. 2025
The Justice Department in its June 2024 report on problems with policing in Phoenix found that police delayed medical assistance to people who appeared to be incapacitated as a result of the use of force by officers and used unreasonable force on people who had already been wounded by officers.
—Elena Santa Cruz, AZCentral.com, 3 Sep. 2025
Councilman Dustin Good, who previously served on the DNA board, said just maintaining the status quo is not a good practice and the changes proposed in the contract were not unreasonable.
—Gloria Casas, Chicago Tribune, 28 Aug. 2025
See All Example Sentences for unreasonable
Recent Examples of Synonyms for unreasonable
Adjective
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Maura’s performance makes Maria Angeles so magnetic and eccentric — earthily practical on some matters, dizzily irrational on others, and sympathetically true to herself on all fronts — that all the film’s other players want for detail and texture by comparison.—
Guy Lodge,
Variety,
4 Sep. 2025
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The roll call of people across the decades who have had access to nuclear weapons includes many who are considerably less rational than the irrational rest of us.—
Rivka Galchen,
New Yorker,
2 Sep. 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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The Yellow Light Asks To Pause And Reflect Yellow often creates an unwarranted confusion on the road.—
Mark Travers,
Forbes.com,
7 Sep. 2025
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Negative reviews can heavily influence the purchasing decisions of readers, librarians, teachers, and booksellers, even if the accusations in those reviews are unfair and unwarranted.—
Kevin Dickinson,
Big Think,
2 Sep. 2025
Adjective
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Dumas’ injunction states that any decisions made in meetings with Weatherington claiming the chair seat are illegitimate.—
Raisa Habersham,
Miami Herald,
8 Sep. 2025
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Putin asked, reiterating a common Russian argument that their country sees the Ukrainian leader as illegitimate.—
Tara Suter,
The Hill,
4 Sep. 2025
Adjective
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The letter follows the ouster of CDC director Susan Monarez just one month into her tenure after a disagreement over vaccine policy with Kennedy, a vaccine skeptic who has promoted a controversial and unfounded theory that links vaccines to autism.—
Swapna Venugopal Ramaswamy,
USA Today,
4 Sep. 2025
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Brazil’s top electoral court has already banned Bolsonaro from running in elections until 2030 over abuse of power while in office and casting unfounded doubts on the country’s electronic voting system.—
CNN Money,
CNN Money,
2 Sep. 2025
Adjective
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Stephen King recently spoke to The Times UK and criticized Hollywood’s superhero movies for often depicting baseless violence.—
Zack Sharf,
Variety,
4 Sep. 2025
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In response to questions from The Tennessean, a Google spokesperson said the accusations are baseless and mischaracterize Google’s security functions.—
Angele Latham,
The Tennessean,
30 Aug. 2025
Adjective
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According to a 2020 Palo Alto Networks report, 83% of medical imaging devices were running on unsupported operating systems that no longer receive security patches, leaving them wide open to malware.—
Srinivas Shekar,
Forbes.com,
8 Sep. 2025
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Toilets keep the rectum and pelvic floor unsupported compared to sitting in a chair, causing more pressure on rectal veins, according to the researchers.—
Deirdre Bardolf,
FOXNews.com,
6 Sep. 2025
Adjective
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The other client of Miami’s Rawsi Williams in the Bar’s petition, however, filed a Bar grievance after the first settlement funds check sent to her was declared invalid by her bank.—
David J. Neal,
Miami Herald,
9 Sep. 2025
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But Bird said Minnesota courts could do more to weed out invalid cases brought against patients.—
Molly Castle Work,
Twin Cities,
8 Sep. 2025
Cite this Entry
“Unreasonable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unreasonable. Accessed 12 Sep. 2025.
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