Multiple choice

Directions: Select the word or phrase that most clearly defines the given word.

Impervious

  1. Impolite

  2. Penetrable

  3. Transparent

  4. Impenetrable

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Impervious means unable to be affected by; impenetrable or resistant to penetration. It can refer to being unaffected by outside influences or physically impenetrable. Option D correctly gives 'Impenetrable' as the definition.