Meanings
- not comparableIncapable of being modified; immune to modification.
Synonyms: constant, fixed, immutable, nonmodifiable, unalterable, unchangeable
Synonyms & antonyms
adjectiveIncapable of being modified; immune to modification.
antonym(s) of “immune to modification”
More synonyms by meaning
adjectiveincapable of being modified in form or character or strength (especially by making less extreme)
Synonym sets from Open English WordNet, CC BY 4.0.
Origin
- Proto-Indo-European*né
- Proto-Indo-European*n̥-
- Proto-Germanic*un-
- Proto-West Germanic*un-
- Old Englishun-
- Middle Englishun-
- Englishun-
- Englishmodifiable
- Englishunmodifiable
From un- + modifiable.
Full word history & related roots →Cite this entry
unmodifiable. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/unmodifiable
“unmodifiable.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/unmodifiable. Accessed November 3, 2026.
WatkinsX Dictionary, s.v. “unmodifiable,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/unmodifiable.
Source: unmodifiable on Wiktionary, CC BY-SA 4.0.