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Impassive vs Immutable - What's the difference?

impassive | immutable |

As adjectives the difference between impassive and immutable

is that impassive is having, or revealing, no emotion while immutable is unable to be changed without exception.

As a noun immutable is

something that cannot be changed.

impassive

English

Adjective

(en adjective)
  • Having, or revealing, no emotion.
  • Still or motionless.

    • Synonyms

    * apathetic, phlegmatic

    immutable

    English

    Adjective

    (-)
  • Unable to be changed without exception.
    • The government has enacted an immutable law.
  • (programming, of a variable) Not able to be altered in the memory after its value is set initially, such as a constant.

    • Antonyms

    * mutable * nonimmutable

    Derived terms

    * strongly immutable * weakly immutable

    Noun

    (en noun)
  • Something that cannot be changed.

    • Anagrams

    * ----