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as in tight
not allowing penetration (as by gas, liquid, or light) the container of toxic waste has an impenetrable seal to prevent leaks

Synonyms & Similar Words

Antonyms & Near Antonyms

Examples of impenetrable in a Sentence

Recent Examples on the Web The duo forged a close and impenetrable bond that has only strengthened throughout the professional sprinter's career. Nasha Smith, Peoplemag, 2 Aug. 2024 Despite the physical and emotional toll their work extracts, the women who live at the parlor create an impenetrable sisterhood. Andreas Wiseman, Deadline, 26 Sep. 2024 The market had become all but impenetrable after mortgage rates went from historic lows in 2020 to their highest levels in a generation last year. Allison Morrow, CNN, 18 Sep. 2024 There are, however, people in this apathetic crowd who are burning up on the inside with shame at what has happened to their beloved country, at the impenetrable indifference and docility of the others. Andrei Kolesnikov, Foreign Affairs, 17 May 2024 See all Example Sentences for impenetrable 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'impenetrable.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Thesaurus Entries Near impenetrable

Cite this Entry

“Impenetrable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/impenetrable. Accessed 31 Oct. 2024.

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