from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The property of being unchangeable
- n. The extent to which something is unchangeable
from The Century Dictionary and Cyclopedia
- n. The state or character of being unchangeable.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. the quality of being unchangeable; having a marked tendency to remain unchanged
un- + changeability (Wiktionary)