unpassable

adjective

un·​pass·​able ˌən-ˈpa-sə-bəl How to pronounce unpassable (audio)
Synonyms of unpassablenext
: incapable of being traveled, traveled through, or crossed : impassable
… a continent of land of at least 1800 miles, in which journey we had … unpassable deserts to go over …—Daniel Defoe

Examples of unpassable in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The sidewalk had been nearly unpassable and the smell was pungent. — Caroline Silva, AJC.com, 7 Mar. 2026 Rodgers and others said locals were using pack mules to help rescue people as well as to deliver food, water and other essentials to residents in areas where roads remain unpassable. — Ray Sanchez, CNN, 6 Oct. 2024 Human and drug traffickers, and a massive wave of humanity, have now beaten a path through the previously unpassable Darien Gap, which separates the two continents. — Michael Brendan Dougherty, National Review, 12 Mar. 2024 Brown, off Chapin Avenue and Sycamore Street, said the roads appeared unpassable, even to the fire trucks and ambulances, which use Chapin Avenue to get to Cranston Street. — Katie Landeck, The Providence Journal, 23 Feb. 2026 See All Example Sentences for unpassable

Word History

First Known Use

circa 1525, in the meaning defined above

Time Traveler
The first known use of unpassable was circa 1525

Rhymes for unpassable

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Browse Nearby Words

unpartitioned
unpassable
unpassed
See all Nearby Words

Cite this Entry

“Unpassable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unpassable. Accessed 10 Jul. 2026.

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