Try Our Apps


The Best Internet Slang


[uhn-awl-ter-uh-buh l] /ʌnˈɔl tər ə bəl/
not capable of being altered, changed, or modified.
Also, inalterable.
Origin of unalterable
First recorded in 1610-15; un-1 + alterable
Related forms
unalterableness, unalterability, noun
unalterably, adverb Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
Cite This Source
Examples from the Web for unalterable
Contemporary Examples
Historical Examples
  • It crushed them with the weight of unending vastness and unalterable decree.

    White Fang Jack London
  • But he continued to shake his head with an air of unalterable resolution.

    L'Assommoir Emile Zola
  • It made it easier to talk of the future she had arranged, which now was an unalterable thing.

    Chance Joseph Conrad
  • He knew the plans of God, and had formed an unalterable opinion about all his neighbors.

    'Charge It' Irving Bacheller
  • The spiritual healer rose, his face set with an unalterable purpose.

    Possessed Cleveland Moffett
  • They parted with mutual expressions of unalterable friendship.

    Tales from Shakespeare Charles Lamb and Mary Lamb
  • It is not barbarous merely because the printing is skin-deep and unalterable.

  • We do better if we make our gift of blood as a matter of unalterable necessity.

  • No, woman was made to love and to be married, that is her unalterable destiny.

    The Young Maiden

    A. B. (Artemas Bowers) Muzzey
British Dictionary definitions for unalterable


/ʌnˈɔːltərəbəl; -ˈɔːltrəbəl/
(of a condition, truth, etc) unable to be changed or altered
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
Cite This Source
Word Origin and History for unalterable

1610s, from un- (1) + alterable. Related: Unalterably.

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source

Word of the Day

Difficulty index for unalterable

Some English speakers likely know this word

Word Value for unalterable

Scrabble Words With Friends

Nearby words for unalterable