impassable
adjective
im·pass·able
(ˌ)im-ˈpa-sə-bəl 
variants
or less commonly impassible
: incapable of being passed, traveled, crossed, or surmounted
Examples of impassable in a Sentence
The roads were made impassable by the flood.
the road was impassable until snowplows cleared it
Recent Examples on the Web
Or does the game offer alternative options for getting around what might be impassable progression walls?
—
ArsTechnica, 11 Sep. 2025
The roads are largely impassable in other areas, however, with impediments ranging from potholes to boulders placed in the street, Dant said.
—Regina Elling, San Diego Union-Tribune, 9 Sep. 2025
Idaho 21 near Stanley is back open after a mudslide made a nearly 12-mile stretch of the road impassable after heavy rains Tuesday.
—Shannon Tyler, Idaho Statesman, 29 Aug. 2025
The National Hurricane Center has warned that roads in the low-lying barrier islands will become impassable, with powerful waves of 15 to 20 feet crashing ashore.
—Dinah Voyles Pulver, USA Today, 22 Aug. 2025
See All Example Sentences for impassable
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ArsTechnica, 11 Sep. 2025
The roads are largely impassable in other areas, however, with impediments ranging from potholes to boulders placed in the street, Dant said.
—Regina Elling, San Diego Union-Tribune, 9 Sep. 2025
Idaho 21 near Stanley is back open after a mudslide made a nearly 12-mile stretch of the road impassable after heavy rains Tuesday.
—Shannon Tyler, Idaho Statesman, 29 Aug. 2025
The National Hurricane Center has warned that roads in the low-lying barrier islands will become impassable, with powerful waves of 15 to 20 feet crashing ashore.
—Dinah Voyles Pulver, USA Today, 22 Aug. 2025
See All Example Sentences for impassable
Cite this Entry
“Impassable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/impassable. Accessed 18 Sep. 2025.
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impassable
adjective
im·pass·able
(ˈ)im-ˈpas-ə-bəl
: impossible to pass, cross, or travel over
roads made impassable by the hurricane
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