impenetrably
/ɪmˈpɛnɪtrəbli/
adverb
- In a way that cannot be entered, passed through, or understood.
- The fortress walls were impenetrably thick, keeping all invaders out.
- The ancient text was impenetrably complex, baffling even the experts.
- The forest was impenetrably dark, with no light reaching the ground.
Synonyms
Antonyms