impenetrable
/ɪmˈpɛnɪtrəbəl/
adjective
- Impossible to pass through or enter.
- The hedge had grown into an impenetrable barrier between the two gardens.
- The thick fog made the road ahead impenetrable to headlights.
- The castle was surrounded by an impenetrable wall.
- Impossible to understand or comprehend.
- The professor's lecture was impenetrable to the first-year students.
- The novel's dense prose made it nearly impenetrable for casual readers.
- She found his motives completely impenetrable.
- Not capable of being affected or influenced.
- Her calm expression was impenetrable, revealing nothing of her thoughts.
- He remained impenetrable to all her arguments.
- The company's culture was impenetrable to outside criticism.
Antonyms