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
The Fourth Amendment’s protection against unreasonable searches and seizures also applies in public spaces.
—
Rose Cuison-Villazor, The Conversation, 14 Apr. 2025
Courts will not second-guess the safety measures employers adopt, even when those measures infringe on an employee’s privacy, unless the measures are unreasonable under the circumstances.
—Dan Eaton, San Diego Union-Tribune, 21 Apr. 2025
Companies need to assess their higher costs, and then negotiate with the state regulators who try to protect ratepayers from unreasonable hikes.
—Camila Domonoske, NPR, 18 Apr. 2025
Spending has increased faster than revenue, and unreasonable budget estimates paint a rosier picture than reality demands.
—Andrew Rein, New York Daily News, 16 Apr. 2025
See All Example Sentences for unreasonable
Rose Cuison-Villazor, The Conversation, 14 Apr. 2025
Courts will not second-guess the safety measures employers adopt, even when those measures infringe on an employee’s privacy, unless the measures are unreasonable under the circumstances.
—Dan Eaton, San Diego Union-Tribune, 21 Apr. 2025
Companies need to assess their higher costs, and then negotiate with the state regulators who try to protect ratepayers from unreasonable hikes.
—Camila Domonoske, NPR, 18 Apr. 2025
Spending has increased faster than revenue, and unreasonable budget estimates paint a rosier picture than reality demands.
—Andrew Rein, New York Daily News, 16 Apr. 2025
See All Example Sentences for unreasonable
Recent Examples of Synonyms for unreasonable
Adjective
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Just discerning what worries are irrational and unproductive can be a great start in reducing them.—
Hannah Nwoko,
Parents,
1 May 2025
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Advertisement Advertisement The only thing falling quicker than Washington’s patience with the White House is the U.S. economy, which has been rocked by fears of a trade war fueled by escalating and irrational tariffs.—
Philip Elliott,
Time,
30 Apr. 2025
Adjective
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The case highlights a major legal question about government accountability tied to unwarranted law enforcement raids.—
Tom Rogers,
MSNBC Newsweek,
29 Apr. 2025
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Philo said that the multi-agency response to alleged vandalism was unwarranted.—
Dalia Faheid,
CNN Money,
24 Apr. 2025
Adjective
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Trump himself has suggested moral equivalence between the two sides, claiming Ukraine was at fault for provoking the war, that President Zelensky was illegitimate and that the U.S. should recognize Russia’s annexations of Ukrainian territory.—
Eric Green,
Time,
30 Apr. 2025
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And use the company’s publicly available number, not the one the caller provides, which is probably illegitimate.—
LEW SICHELMAN,
Miami Herald,
30 Apr. 2025
Adjective
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Trump’s order aligned with his unfounded claims that fraud is widespread in U.S. elections and that voting by noncitizen immigrants is a major problem.—
Phil Willon,
Los Angeles Times,
28 Apr. 2025
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Drue Moore’s widow, Kelly, and their two children are now suing Brooks and Robinson, claiming their unfounded accusations of him embezzling Winthrop funds led to Drue’s death by suicide.—
Daniel Libit,
Sportico.com,
26 Mar. 2025
Adjective
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As a junior at Yale, Yung had become a citizen in the 1850s, but in the harsher legal climate of 1898 the State Department decided his citizenship was invalid.—
Steve Inskeep,
New York Times,
29 Apr. 2025
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When Min’s wealthy grandmother (Youn Yuh-jung) pressures him to leave his artist life behind for an important role in the family’s corporation in Korea, Min scrambles to find a way to stay in the U.S., given that his student visa is about to become invalid.—
Abigail Lee,
Variety,
16 Apr. 2025
Adjective
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Early in 2022, Zahab and longtime expedition partner Kevin Vallely were stymied while attempting an unsupported crossing of Ellesmere, a 500-mile-long Canadian island in the Arctic Circle (and one of the northernmost land masses on the planet).—
Owen Clarke,
Outside Online,
2 May 2025
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Outside scientists examine submitted studies for biases, errors, and unsupported claims or conclusions, and authors are required to include statements about conflicts of interest—including reasons for even just the appearance of bias in the eyes of others—and to disclose their funding sources.—
Eric Reinhart,
Scientific American,
1 May 2025
Adjective
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The critics would say: The post-credit scene where the goat goes to another team and immediately wins the MVP felt unnecessary.—
Sean McIndoe,
New York Times,
1 May 2025
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Strengthening your communication skills will boost your confidence and enable you to iron out work conflicts and avoid unnecessary tensions.—
Rachel Wells,
Forbes.com,
1 May 2025
Adjective
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The site has a history of promoting groundless conspiracy theories.—
Tom Dreisbach,
NPR,
20 Feb. 2025
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On Thursday, Gottlieb and Hudson blasted the lawsuit as legally groundless and an effort to silence the actress.—
Daniel S. Levine,
People.com,
21 Mar. 2025
Cite this Entry
“Unreasonable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unreasonable. Accessed 16 May. 2025.
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