Dec 7, 2014 · Impervious, it follows, describes things that don’t allow a way through something, whether literally (as in “asphalt, concrete, and other surfaces that are impervious to rain”) or figuratively (as in …

IMPERVIOUS definition: not permitting penetration or passage; impenetrable. See examples of impervious used in a sentence.

impervious adjective (PERSON) If someone is impervious to something,they are not influenced or affected by something:

Definition of impervious adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

1. Incapable of being penetrated: a material impervious to water. 2. Incapable of being affected: impervious to fear.

Dec 14, 2025 · Immune to damage or effect. The old car seemed to be impervious to the wear and tear of age.

If you are impervious to someone's actions, you are not affected or influenced by them.

IMPERVIOUS meaning: 1 : not allowing something (such as water or light) to enter or pass through usually + to; 2 : not bothered or affected by something usually + to

incapable of being influenced, persuaded, or affected: impervious to reason; impervious to another's suffering. Also, im•per•vi•a•ble (im pûr′ vē ə bəl).

An impervious surface is one that can't be penetrated. The word is often followed by "to," as in "His steely personality made him impervious to jokes about his awful haircut."