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impenetrable

[im-pen-i-truh-buhl] / ɪmˈpɛn ɪ trə bəl /




Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The building of the case is well done but what’s most memorable is the impenetrable brick wall of denial constructed by Shirilla’s family and friends in the face of that evidence.

From Los Angeles Times • May 18, 2026

Anyone who has tried to resolve a billing error or cancel a service knows the misery of long waits, impenetrable phone trees and no clear answers.

From MarketWatch • May 11, 2026

"This missile will make India's security impenetrable and place us among the most powerful nations in the world," it said, without giving further details of the launch.

From Barron's • May 7, 2026

In season one of “Seinfeld,” Jerry secures his apartment door with what he calls the most impenetrable lock on the market.

From The Wall Street Journal • Apr. 1, 2026

Her eyes met mine, and in them was something steely and impenetrable and daring.

From "The Brightwood Code" by Monica Hesse




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