immutable

[ih-myoo-tuh-buh l]

SEE MORE SYNONYMS FOR immutable ON THESAURUS.COM

adjective

not mutable; unchangeable; changeless.

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

Related Words for immutability

perpetuation, longevity, persistence, durability, stability, dependability, immutability, permanency, continuance, permanence, continuation, duration

Examples from the Web for immutability

Contemporary Examples of 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

Historical Examples of immutability

As it was yesterday so it was to-day in that gracious shrine of immutability.
The Rough Road
William John Locke
The Immutability of the Law will be treated in detail later.
A History of Mediaeval Jewish Philosophy
Isaac Husik
He alone did not obey the law of immutability in the enchanted, sleeping castle.
War and Peace
Leo Tolstoy
Its immutability is therefore, indeed, the cause of the universal becoming.
Creative Evolution
Henri Bergson
Where are the passages in which Buffon affirms the immutability of species?
Evolution, Old & New
Samuel Butler

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

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.