as in unchangeable
not capable of changing or being changed
the rules of the game are unalterable, regardless of who is playing
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 unalterable
Facts are the harshest and the hardest part of life, and yet facts, unalterable, bring with them some order and logic.
—
Yiyun Li, The New Yorker, 23 Mar. 2025
Dworkin, too, sees the system as closed, but not unalterable.
—Jennifer Szalai, New York Times, 26 Feb. 2025
For instance, blockchain technology can establish an unalterable record of identity verification, ensuring that executive data remains intact and secure.
—Damodar Selvam, Forbes, 17 Sep. 2024
Designing control systems to require operator identity authentication and unalterable records of operation; enabling post-hoc compliance checks in case of plausible evidence of non-compliant autonomous weapon attacks.
—Ronald C. Arkin, IEEE Spectrum, 21 Oct. 2019
See All Example Sentences for unalterable
Yiyun Li, The New Yorker, 23 Mar. 2025
Dworkin, too, sees the system as closed, but not unalterable.
—Jennifer Szalai, New York Times, 26 Feb. 2025
For instance, blockchain technology can establish an unalterable record of identity verification, ensuring that executive data remains intact and secure.
—Damodar Selvam, Forbes, 17 Sep. 2024
Designing control systems to require operator identity authentication and unalterable records of operation; enabling post-hoc compliance checks in case of plausible evidence of non-compliant autonomous weapon attacks.
—Ronald C. Arkin, IEEE Spectrum, 21 Oct. 2019
See All Example Sentences for unalterable
Recent Examples of Synonyms for unalterable
unchangeable
Adjective
-
On the other hand, cooperative and validating communication can help when problems are minor or unchangeable.—
Mark Travers,
Forbes.com,
10 Sep. 2025
-
The State Department suspended processing applications from Americans seeking to update their passports with a new gender marker in January, shortly after President Trump signed an executive order proclaiming the U.S. recognizes only two unchangeable sexes, male and female.—
Brooke Migdon,
The Hill,
5 Sep. 2025
Cite this Entry
“Unalterable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unalterable. Accessed 30 Oct. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share