Unalterable

adj

Definitions

Adjective
  1. 1
    Incapable of being altered, or of changing.

    "People of unalterable ideas still insisted upon calling him "Sergeant" when they met him, which was in some degree owing to his having still retained the well-shaped moustache of his military days, and the soldierly bearing inseparable from his form."

  2. 2
    Irreversible, irrevocable.
Adjective
  1. 1
    remaining the same for indefinitely long times wordnet
  2. 2
    of a sentence; that cannot be changed wordnet
  3. 3
    not capable of being changed or altered wordnet

Etymology

From un- + alterable.

Next best steps

Mini challenge

Unscramble this word: unalterable