IMPENETRABLE

/ɪmˈpɛnətɹəbəl/ Scrabble 18 Words With Friends 23

Definition

  1. adjective not admitting of penetration or passage into or through.
  2. adjective permitting little if any light to pass through because of denseness of matter. — synonyms: dense, heavy
  3. adjective impossible to understand.

Examples

  • “The fortress is impenetrable, so it cannot be taken.”
  • “Business jargon makes this document impenetrable, I can't understand it.”
  • “When night falls, she cloaks the world in impenetrable darkness.”

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