impenetrability

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. the quality of being impenetrable (by people or light or missiles etc.)
• Syn:
imperviousness
• Ant:
perviousness (for: imperviousness), penetrability
• Derivationally related forms:
impervious (for: imperviousness), impenetrable
• Hypernyms:
quality
2. incomprehensibility by virtue of being too dense to understand
• Syn:
impenetrableness
• Derivationally related forms:
impenetrable (for: impenetrableness)
• Hypernyms:
incomprehensibility

• Từ đồng nghĩa / Synonyms:
  impenetrableness, imperviousness
• Từ trái nghĩa / Antonyms:
  penetrability, perviousness