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immutable

[ih-myoo-tuh-buh l] /ɪˈmyu tə bəl/
adjective
1.
not mutable; unchangeable; changeless.
Origin
late Middle English
1375-1425
1375-1425; late Middle English < Latin immūtābilis. See im-2, mutable
Related forms
immutability, immutableness, noun
immutably, adverb
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples for immutability
  • Apart from synchronization, immutability can provide thread safety.
  • Accidental incidents can have endless effects, and behind everything is the immutability of the human heart.
  • It had something to do with the immutability of fate.
British Dictionary definitions for immutability

immutable

/ɪˈmjuːtəbəl/
adjective
1.
unchanging through time; unalterable; ageless immutable laws
Derived Forms
immutability, immutableness, noun
immutably, 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
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Word Origin and History for immutability
immutable
1412, from O.Fr. immutable, from L. immutabilis "unchangeable," from in- "not" + mutabilis "changeable," from mutare "to change" (see mutable).
Online Etymology Dictionary, © 2010 Douglas Harper
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