unchangeable
unc·han·geable
adjective
1.
not changeable or subject to change
- “a fixed and unchangeable part of the germ plasm” Ashley Montagu
- “the unchangeable seasons”
- “one of the unchangeable facts of life”
Origin
Inherited from Middle English unchaungeable; equivalent to un- + changeable.
Related words
Word family
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.