perviousness

Từ điển WordNet v3.1 - WordNet Dictionary

noun

the quality of being penetrable (by people or light or missiles etc.)
• Syn:
penetrability
• Ant:
imperviousness, impenetrability (for: penetrability)
• Derivationally related forms:
pervious, penetrable (for: penetrability)
• Hypernyms:
quality

• Từ trái nghĩa / Antonyms:
  impenetrability, imperviousness