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impregnable

[im-preg-nuh-buhl] / ɪmˈprɛg nə 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.

In theory that threatens Apple’s impregnable walled garden.

From The Wall Street Journal • Jan. 2, 2026

Once impregnable, touring sides have won more matches at the Gabba than any other Australia venue since 2021.

From BBC • Dec. 1, 2025

“Some criminals have understood that museums are not impregnable cultural fortresses,” said Pierre Noual, a French lawyer specializing in cultural heritage law.

From The Wall Street Journal • Nov. 13, 2025

“It’s like hitting a bullet with a bullet,” someone says, crushing the naive notion of an impregnable “nuclear defense.”

From Los Angeles Times • Oct. 9, 2025

And, I knew, that same emblematic letter adorned the front gates of Castle Anorak, his avatar’s impregnable stronghold.

From "Ready Player One: A Novel" by Ernest Cline




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