1. 不可触犯的;不可违背的
If a law or principle is inviolable, you must not break it.
2. 不可更改的;不可侵犯的
If a country says its borders are inviolable, it means they must not be changed or crossed without permission.
1. not capable of being violated or infringed
e.g. infrangible human rights
Synonym: absoluteinfrangible
2. must be kept sacred
Synonym: inviolatesacrosanct
3. incapable of being transgressed or dishonored
e.g. the person of the king is inviolable
an inviolable oath
4. immune to attack
incapable of being tampered with
e.g. an impregnable fortress
fortifications that made the frontier inviolable
a secure telephone connection