inviolable
1. [ adjective ] must be kept sacred
Synonyms: sacrosanct inviolate
Related terms: sacred
2. [ adjective ] that cannot be transgressed or dishonored
Examples:

"the person of the king is inviolable" "an inviolable oath"

Related terms: violable unbreakable unassailable
3. [ adjective ] able to withstand attack
Synonyms: impregnable unassailable strong unattackable secure
Examples:

"an impregnable fortress" "fortifications that made the frontier inviolable"

Related terms: invulnerable
4. [ adjective ] not capable of being violated or infringed
Synonyms: infrangible absolute
Examples:

"infrangible human rights"

Related terms: inalienable
Similar spelling:   inviolate
  inflatable
  involve
  involved
  involute
  invaluable
  involucre
  inflammable
  infielder