1 adj If a law or principle is inviolable, you must not break it.
FORMAL The game had a single inviolable rule: obstacles were to be overcome, not circumvented.
2 adj If a country says its borders are inviolable, it means they must not be changed or crossed without permission.
FORMAL Yesterday's resolution says the present Polish border is `inviolable'.
Parliament has recognised the inviolability of the current border.
Translation English Cobuild Collins Dictionary
hallowed, holy, inalienable, sacred, sacrosanct, unalterable
English Collins Dictionary - English synonyms & Thesaurus
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