as in impossible
incapable of being solved or accomplished
an apparently unsolvable problem
Synonyms & Similar Words
Relevance
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 unsolvable
That’s because cutting-edge encryption shrouds information behind mathematical problems (such as factoring enormous numbers) that are conjectured to be unsolvable in any practical amount of time.
—
Jack Murtagh, Scientific American, 22 Oct. 2025
Olson’s Morgan is a single mom with an extraordinary gift for solving unsolvable crimes.
—H. Alan Scott, MSNBC Newsweek, 8 Oct. 2025
For starters, the thinking goes, an underwater developer has been booted from a math problem that was unsolvable.
—Jennifer Van Grove, San Diego Union-Tribune, 29 Sep. 2025
Even simpler consumer-facing models are too expensive to turn a profit right now, but AI that can solve previously unsolvable problems could justify the technology's high cost.
—Ashley Belanger, ArsTechnica, 17 Sep. 2025
See All Example Sentences for unsolvable
Jack Murtagh, Scientific American, 22 Oct. 2025
Olson’s Morgan is a single mom with an extraordinary gift for solving unsolvable crimes.
—H. Alan Scott, MSNBC Newsweek, 8 Oct. 2025
For starters, the thinking goes, an underwater developer has been booted from a math problem that was unsolvable.
—Jennifer Van Grove, San Diego Union-Tribune, 29 Sep. 2025
Even simpler consumer-facing models are too expensive to turn a profit right now, but AI that can solve previously unsolvable problems could justify the technology's high cost.
—Ashley Belanger, ArsTechnica, 17 Sep. 2025
See All Example Sentences for unsolvable
Recent Examples of Synonyms for unsolvable
Adjective
-
The shearling accent of the Arizona Suede Sandal lines the entire insole, combining the already comfortable footbed with a cloud-like, plush softness that makes taking these off impossible.—
Julia Morlino,
Travel + Leisure,
13 Jan. 2026
-
Moriarty maintains that assessing whether charges are necessary would not be impossible despite the limitations.—
Caroline Cummings,
CBS News,
13 Jan. 2026
Adjective
-
Felicity Thoughtful, impulsive, hopeless romantic whose hair choices overshadowed everything.—
Lauren Brown West-Rosenthal,
Parents,
19 Jan. 2026
-
Other people were staring at the ground, hopeless.—
Kristi Miller,
Twin Cities,
13 Jan. 2026
Cite this Entry
“Unsolvable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unsolvable. Accessed 24 Jan. 2026.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
