Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Not subject or susceptible to change.

from The Century Dictionary.

  • Not mutable; not capable or susceptible of change; not subject to mutation; unchangeable; invariable; unalterable.
  • In zoology, not subject to variation in different individuals of a species; permanent: as, immutable characters or marks

from the GNU version of the Collaborative International Dictionary of English.

  • adjective Not mutable; not capable or susceptible of change; unchangeable; unalterable.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective Unable to be changed without exception.
  • adjective programming, of a variable Not able to be altered in the memory after its value is set initially, such as a constant.
  • noun Something that cannot be changed.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adjective not subject or susceptible to change or variation in form or quality or nature

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

From French, ultimately from Latin immutabilis ("unchangable"); im- +‎ mutable

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Examples

  • Even space, seemingly immutable, is able to be truncated by circumstance.

    Good morning, Melaque: one day in a small Mexico beach town 2009

  • Even space, seemingly immutable, is able to be truncated by circumstance.

    Good morning, Melaque: one day in a small Mexico beach town 2009

  • The fact that the Senate Rules tend to be immutable is a function of the six year term and that only one-third up for reelection every two years.

    With regard to the health care rationing bill passing: Don’t get mad. | RedState 2010

  • But let us step back further: must stage-genres remain immutable, bounded wholes, or are they subject to transformation?

    Archive 2009-04-01 2009

  • Far from respecting certain immutable forms, each new book tends to constitute the laws of its functioning at the same time that it produces their destruction.

    Experimental Fiction 2010

  • Bringing it back to the metals it’s no wonder that gold continues to move up so quickly (even when over bought) as no chart can tell you that the assumptions used to decipher it are no longer relevant and by what’s happening in rest of the economy taking these assumptions as valid and immutable is reckless at best.

    Archive 2009-11-29 Canadian silver bug/Green Assassin Brigade 2009

  • Bringing it back to the metals it’s no wonder that gold continues to move up so quickly (even when over bought) as no chart can tell you that the assumptions used to decipher it are no longer relevant and by what’s happening in rest of the economy taking these assumptions as valid and immutable is reckless at best.

    More Chaos Ahead Canadian silver bug/Green Assassin Brigade 2009

  • JPG: Your argument that science hadn’t proven homosexuality to be immutable is fallacious for obvious reasons, science can’t prove a negative!

    The Volokh Conspiracy » Light at the End of the DADT Tunnel 2010

  • Your argument that science hadn’t proven homosexuality to be immutable is fallacious for obvious reasons, science can’t prove a negative!

    The Volokh Conspiracy » Light at the End of the DADT Tunnel 2010

  • Martin, who has established certain immutable rules for his transporter business, manages to break every single one again, just as he’s done in his previous films.

    Movie Review: Transporter 3 | /Film 2008

Comments

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  • Founded on universal and immutable principles, the church can never grow old or obsolete, but is the church for all times and places, for all ranks and conditions of men.

    Orestes A. Brownson, The American Republic

    November 13, 2011