unalterable

adjective

un·​al·​ter·​able ˌən-ˈȯl-t(ə-)rə-bəl 

: not capable of being altered or changed

an unalterable resolve

unalterable hatred

unalterability

ˌən-ˌȯl-t(ə-)rə-ˈbi-lə-tē 

noun

unalterableness

ˌən-ˈȯl-t(ə-)rə-bəl-nəs 

noun

unalterably

ˌən-ˈȯl-t(ə-)rə-blē 

adverb

Synonyms

• fixed
• hard-and-fast
• immutable
• inalterable
• incommutable
• inflexible
• invariable
• unchangeable

Examples of unalterable in a Sentence

the rules of the game are unalterable, regardless of who is playing

Recent Examples on the Web

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

Though a vintage wedding dress comes with strings attached—there might be repairs, unalterable elements, or imperfections due to age, the upside is endless. —Lilah Ramzi, Vogue, 22 Feb. 2024

Real people are living a vision of the economy as a place of moral action and accountability, rather than a value-free, self-regulating zone of unalterable laws. —Nick Romeo, The New Yorker, 16 Jan. 2024

China might also look at these war games and conclude the United States is on an unalterable course toward war. —Jacquelyn Schneider, Foreign Affairs, 26 Dec. 2023

Word History

First Known Use

circa 1605, in the meaning defined above

Kids Definition

unalterable

adjective

un·​al·​ter·​able ˌən-ˈȯl-t(ə-)rə-bəl 

ˈən-

: not capable of being altered or changed

unalterable opposition

unalterably

-blē 

adverb