unalterable
English
Etymology
un- + alterable
Adjective
unalterable (comparative more unalterable, superlative most unalterable)
- incapable of changing or being altered
- ca. 1909, Mark Twain, Letters from the Earth, Letter VIII:
- ... every statute in the Bible and in the law books is an attempt to defeaat a law of God—in other words an unalterable and indestructible law of nature.
- ca. 1909, Mark Twain, Letters from the Earth, Letter VIII:
- irrevocable or irreversible
Synonyms
- inalterable
Antonyms
- alterable
Derived terms
- unalterably
Translations
incapable of being changed
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Anagrams
- unalertable, unrelatable