1
as in sick
temporarily suffering from a disorder of the body
an unsound horse that will have to be disqualified from the race
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
2
as in unreasonable
not using or following good reasoning
it is clearly unsound to argue that just because a scientific explanation for that phenomenon does not currently exist, no such explanation is possible
Synonyms & Similar Words
Antonyms & Near Antonyms
3
as in insane
unable to think in a clear or sensible way
disgruntled relatives tried to prove that the woman was of unsound mind when she made her will
Synonyms & Similar Words
Antonyms & Near Antonyms
4
as in erroneous
not being in agreement with what is true
an unsound and pernicious stereotype
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of unsound
Former President Sall dismissed the audits as technically unsound, but the announcement of nearly a quarter of GDP in unreported debt embarrassed the IMF and World Bank.
—
Joël Té-Léssia Assoko, semafor.com, 25 July 2025
The chances are solid that some portion of the time, the AI will be emitting remarks and instructions that are unsound.
—Lance Eliot, Forbes.com, 11 July 2025
But don’t get too attached to any of these morally unsound characters, since all are mere bait for this killer.
—Randy Myers, Mercury News, 20 June 2025
And now, the scientifically unsound political campaign against water fluoridation is another example of an anti-pediatric fringe initiative to dismantle a public health success.
—Scott A. Rivkees, Time, 6 May 2025
See All Example Sentences for unsound
Joël Té-Léssia Assoko, semafor.com, 25 July 2025
The chances are solid that some portion of the time, the AI will be emitting remarks and instructions that are unsound.
—Lance Eliot, Forbes.com, 11 July 2025
But don’t get too attached to any of these morally unsound characters, since all are mere bait for this killer.
—Randy Myers, Mercury News, 20 June 2025
And now, the scientifically unsound political campaign against water fluoridation is another example of an anti-pediatric fringe initiative to dismantle a public health success.
—Scott A. Rivkees, Time, 6 May 2025
See All Example Sentences for unsound
Recent Examples of Synonyms for unsound
Adjective
-
Raimondo Orsi had already gone back to Argentina to look after his sick mother, and Luis Monti had retired.—
Literary Hub,
Literary Hub,
7 Nov. 2025
-
Air traffic controllers tasked with managing aircraft movements on runways and in the skies are working without pay during the shutdown, leading to more controllers calling in sick and triggering short staff warnings from the FAA.—
Alysa Guffey,
IndyStar,
6 Nov. 2025
Adjective
-
Civil Code Section 4740 grandfathers rental prohibitions, while Section 4741 bans rental prohibitions and unreasonable restrictions.—
Kelly G. Richardson,
San Diego Union-Tribune,
4 Nov. 2025
-
But this is perhaps an artificial high tempo, dictated by an unreasonable number of substitutes.—
Michael Cox,
New York Times,
2 Nov. 2025
Adjective
-
The sanity phase of his trial began Thursday to determine whether Nicholson was legally insane at the time of the murders.—
Stepheny Price,
FOXNews.com,
23 Oct. 2025
-
This lockdown is insane & disturbing with what happened during our investigation.—
Ryan Coleman,
Entertainment Weekly,
22 Oct. 2025
Adjective
-
So that's completely erroneous.—
ABC News,
ABC News,
2 Nov. 2025
-
Grokipedia also contains some erroneous statements.—
Miranda Jeyaretnam,
Time,
28 Oct. 2025
Adjective
-
This involves having a poorly or non-functioning colon and is not usually reversible.—
Dr. John De Jong,
Boston Herald,
17 Aug. 2025
-
The researchers and their partners are also working to track local residents’ health and to measure how well or poorly interventions like masks and household air filters protected them.—
Maggie Astor,
New York Times,
28 Mar. 2025
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
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Norman Mailer achieved a similar thing in his non-fiction novel about Gary Gilmore The Executioner’s Song—although, by the time the book was published in 1979, the seedy, psychotic world of Gilmore and his two girlfriends, Nicole and April Baker, hardly came as a revelation.—
Literary Hub,
Literary Hub,
16 Oct. 2025
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Since its introduction in 2022, only people with schizophrenia and other limited psychotic disorders have had access to the program.—
CalMatters,
Oc Register,
16 Oct. 2025
Adjective
-
Joy Buolamwini, a computer scientist at MIT Media Lab, has written extensively on the dangers of inaccurate and racially biased facial recognition systems.—
Literary Hub,
Literary Hub,
5 Nov. 2025
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The Gemini integration naturally raises concerns about the chatbot hallucinating inaccurate information.—
PC Magazine,
PC Magazine,
5 Nov. 2025
Cite this Entry
“Unsound.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unsound. Accessed 9 Nov. 2025.
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