Word.ws English Dictionary

unmutable

unmutable is the obsolete form of immutable.

Meaning of immutable

Adjective

immutable (not comparable)

  1. Unable to be changed without exception.
    • The government has enacted an immutable law.
    Synonyms:
    unchangeable
  2. Not able to be altered in the memory after its value is set initially.
    • Constants are immutable.

See all 3 meanings of immutable

Forms of unmutable

comparativemore unmutable
superlativemost unmutable

Origin of unmutable

From Middle English unmutable; equivalent to un- + mutable.

Questions about unmutable

What is unmutable the obsolete form of?
Unmutable is the obsolete form of immutable.

Words near unmutable in the dictionary

  1. unmuslim
  2. unmussed
  3. unmustached
  4. unmusterable
  5. unmustered
  6. unmutable
  7. unmutagenised
  8. unmutagenized
  9. unmutatable
  10. unmutated
  11. unmute

Source and license

Adapted from Wiktionary: unmutable (page history and authors); immutable (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “unmutable.” Word.ws, https://word.ws/unmutable. Based on Wiktionary, CC BY-SA 4.0.