ˌən-ˈrēz-nə-bəl
1
as in irrational
having no basis in reason or fact
an unreasonable assumption
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
2
as in unreasoning
not using or following good reasoning
an unreasonable respect for a man who did not deserve it
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Recent Examples of unreasonable
This is not unreasonable in the least.
—
R. Eric Thomas, Mercury News, 26 Oct. 2025
The lawsuit claims suppression of speech, retaliation, unreasonable seizure, unreasonably prolonged seizure, excessive force, false imprisonment and common law battery.
—Jennifer Rodriguez, Miami Herald, 23 Oct. 2025
The judge said that violated constitutional protections against unreasonable search and seizures.
—Rafael Carranza, ProPublica, 21 Oct. 2025
That seems unreasonable given how weak this group has been.
—Jim Cramer, CNBC, 20 Oct. 2025
See All Example Sentences for unreasonable
R. Eric Thomas, Mercury News, 26 Oct. 2025
The lawsuit claims suppression of speech, retaliation, unreasonable seizure, unreasonably prolonged seizure, excessive force, false imprisonment and common law battery.
—Jennifer Rodriguez, Miami Herald, 23 Oct. 2025
The judge said that violated constitutional protections against unreasonable search and seizures.
—Rafael Carranza, ProPublica, 21 Oct. 2025
That seems unreasonable given how weak this group has been.
—Jim Cramer, CNBC, 20 Oct. 2025
See All Example Sentences for unreasonable
Recent Examples of Synonyms for unreasonable
Adjective
-
Satire is brilliant for exposing the folly of humans, especially those in power and those working in bad faith—the hypocrites and the frauds—and can be particularly potent when set in irrational or dystopic times.—
Literary Hub,
Literary Hub,
5 Nov. 2025
-
But why are these fears irrational?—
Christopher Elliott,
USA Today,
4 Nov. 2025
Adjective
-
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
-
Executive orders that are constitutionally infirm; unwarranted attacks on public sector employees; taxation policy favoring the ultra-wealthy.—
U T Readers,
San Diego Union-Tribune,
2 Nov. 2025
-
Due process would allow for potential Cinnas to demonstrate innocence and remove themselves from the unwarranted threat; without it, everyone is imperiled.—
JSTOR Daily,
JSTOR Daily,
23 Oct. 2025
Adjective
-
But here, stranded alongside Bradley Cooper (who has the same deer-in-headlights look), she’s completely lost as a Depression-era woman who goes mad after losing a child and directs her fury at a woman who had an illegitimate son with her husband years earlier.—
Tim Grierson,
Vulture,
8 Nov. 2025
-
This dynamic marred the 2012-13 Hurricane Sandy package and has recurred in other disaster bills, not because relief is illegitimate but because speed plus political cover invites provisions that would die in regular order.—
Veronique De Rugy,
Oc Register,
7 Nov. 2025
Adjective
-
The start of the trial in Paris comes three months after Brigitte and her husband sued right-wing American podcaster Candace Owens for making similar unfounded allegations about Brigitte's gender on a public platform.—
Rachel Raposas,
PEOPLE,
29 Oct. 2025
-
The Lone Star State is no stranger to conspiracy theories – from baseless claims that cloud seeding caused deadly floods last July to unfounded fears that a routine military training exercise in 2015 was a secret plot to impose martial law in Texas and confiscate firearms.—
Dalia Faheid,
CNN Money,
27 Oct. 2025
Adjective
-
The papers were studying strokes in animals, and researchers not only found duplicate images but also a lack of follow-up research, another red flag pointing to baseless findings.—
Tom Chivers,
semafor.com,
7 Nov. 2025
-
The Lone Star State is no stranger to conspiracy theories – from baseless claims that cloud seeding caused deadly floods last July to unfounded fears that a routine military training exercise in 2015 was a secret plot to impose martial law in Texas and confiscate firearms.—
Dalia Faheid,
CNN Money,
27 Oct. 2025
Adjective
-
Research reveals that 43% of young professionals feel isolated or unsupported in figuring out their career paths.—
Allison Danielsen,
Fortune,
26 Oct. 2025
-
The state treasurer and the fund’s chief investment officer said in 2014 that the resulting report contained multiple inaccuracies and unsupported allegations.—
William Melhado,
Sacbee.com,
21 Oct. 2025
Adjective
-
If the court rules that the indictment or appointment is invalid, prosecutors may be barred from refiling because the statute of limitations has expired.—
Gabe Whisnant,
MSNBC Newsweek,
5 Nov. 2025
-
Robinson rejected Towers’ arguments that the settlements were invalid due to mutual mistake or missing formal signatures.—
Kendrick Calfee,
Kansas City Star,
31 Oct. 2025
Cite this Entry
“Unreasonable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unreasonable. Accessed 11 Nov. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share