English noun: impenetrability | |||
| 1. | impenetrability (attribute) the quality of being impenetrable (by people or light or missiles etc.) | ||
| Synonyms | imperviousness | ||
| Broader (hypernym) | quality | ||
| Antonyms | penetrability, perviousness | ||
| 2. | impenetrability (attribute) incomprehensibility by virtue of being too dense to understand | ||
| Synonyms | impenetrableness | ||
| Broader (hypernym) | incomprehensibility | ||