bn:00104695a
Adjective Concept
EN
impregnable  inviolable  secure  strong  unassailable
EN
Immune to attack; incapable of being tampered with WordNet 3.0
Definitions
Examples
Relations
Sources
EN
Immune to attack; incapable of being tampered with WordNet 3.0 & Open English WordNet
Immune to attack; incapable of being tampered with. OmegaWiki
EN
An impregnable fortress WordNet 3.0 & Open English WordNet
Fortifications that made the frontier inviolable WordNet 3.0 & Open English WordNet
A secure telephone connection WordNet 3.0 & Open English WordNet
WordNet 3.0 & Open English WordNet
OmegaWiki