Noun
The state or quality of being immutable; immutableness.
Source: Webster's dictionaryEvery Hebrew should look upon his Faith as a temple extending over every land to prove the immutability of God and the unity of His purposes. Grace Aguilar
Only in movement do we find the true essence of things. Today we can no longer believe in permanent laws, defined religions, durable architecture or eternal kingdoms. Immutability does not exist. All is movement. All is static. Jean Tinguely
Ancient Rome was as confident of the immutability of its world and the continual expansion and improvement of the human lot as we are today. Arthur Erickson
...body with a concomitant object of gratification, the desire for immortality is in itself the evidence of immortality, as is the existence of its sister state, immutability. Jeet Thayil
Darwin challenged the fixity of species Source: Internet
Clojure draws considerable influences from Haskell and places a very strong emphasis on immutability. Source: Internet