Definition of Impervious

not allowing something to enter or pass through

Examples of Impervious in a sentence

Let us hope these thin walls are impervious to the freezing cold tonight!  🔊

Since the bank installed an impervious safe, it has not been robbed.  🔊

The broken window is not impervious to the rain.  🔊

As evidenced by the recent bombings, not even the nation’s capital is impervious to terrorism.  🔊

Jane’s love of shopping seems to have made her brain impervious to the idea of saving money.  🔊

Because the cells need to be able to take in food and water, the cell membrane is not impervious.  🔊

Does wearing the protective clothing during x-rays make your body impervious to radiation?  🔊

The chemical treatment makes the fireman’s uniform impervious to flames.  🔊

When John drinks too much alcohol, he is impervious to logic.  🔊

Because the roads are impervious, there are usually huge puddles on the highway after a big rain.  🔊

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