immutability Meaning, Definition & Usage

  1. noun the quality of being incapable of mutation
    immutableness; fixity.
    • Darwin challenged the fixity of species

WordNet

Im*mu`ta*bil"i*ty noun
Etymology
L. immutabilitas: cf. F. immutabilité.
Definitions
  1. The state or quality of being immutable; immutableness. Heb. vi. 17.

Webster 1913