immutable

[ih-myoo-tuh-buh l]

SEE MORE SYNONYMS FOR immutable ON THESAURUS.COM

adjective

not mutable; unchangeable; changeless.

Nearby words

Origin of immutable

First recorded in 1375–1425; late Middle English word from Latin word immūtābilis. See im-², mutable

Related formsim·mu·ta·bil·i·ty, im·mu·ta·ble·ness, nounim·mu·ta·bly, adverb

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for immutability

AIPAC officials have long argued that American aid “has come to represent the immutability of the U.S.-Israel alliance.”
Should U.S. Military Aid To Israel Be Cut?|Brent E. Sasley|January 21, 2013|DAILY BEAST
Both had been constrained to feel that the immutability of species could not be maintained.
Darwin and Modern Science|A.C. Seward and Others
The Immutability of the Law will be treated in detail later.
A History of Mediaeval Jewish Philosophy|Isaac Husik
This brings us to another important question—is not the creative power of the Word limited by the immutability of the Law?
The Law and the Word|Thomas Troward

This immutability of the constitution of France is a necessary consequence of the laws of that country.
American Institutions and Their Influence|Alexis de Tocqueville et al.
But their immutability is not a matter of experience, but is known to thought.
A Critical History of Greek Philosophy|W. T. Stace

British Dictionary definitions for immutability

immutable

adjective

unchanging through time; unalterable; agelessimmutable laws

Derived Formsimmutability or immutableness, nounimmutably, adverb

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for immutability

immutability

1590s, from Latin immutabilitas, from immutabilis (see immutable).

Nought may endure but Mutability. [Shelley]

immutable

adj.

early 15c., from Old French immutable and directly from Latin immutabilis "unchangeable," from assimilated form of in- "not, opposite of" (see in- (1)) + mutabilis "changeable," from mutare "to change" (see mutable). Related: Immutably.