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
Heavy snow and high winds could lead to whiteout conditions, making roads impassable in some areas, the NWS has warned.
—
Josh Hammer, Newsweek, 19 Mar. 2025
The fleeing bear apparently had come to the foot of one of those vertical lava cliffs that make the walls of these canyons straight-sided and impassable in places.
—Frank C. Hibben, Outdoor Life, 13 Feb. 2025
If there’s been a hard rain, stay home, as many roads will be impassable due to flooding.
—Sun Sentinel Editorial Board, Sun Sentinel, 11 Feb. 2025
In the race to get to safety on Tuesday, roadways became impassable when scores of people abandoned their vehicles and fled on foot, some toting suitcases.
—Matthew Knight, Tony Kurzweil, The Hill, 8 Jan. 2025
See All Example Sentences for impassable
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Josh Hammer, Newsweek, 19 Mar. 2025
The fleeing bear apparently had come to the foot of one of those vertical lava cliffs that make the walls of these canyons straight-sided and impassable in places.
—Frank C. Hibben, Outdoor Life, 13 Feb. 2025
If there’s been a hard rain, stay home, as many roads will be impassable due to flooding.
—Sun Sentinel Editorial Board, Sun Sentinel, 11 Feb. 2025
In the race to get to safety on Tuesday, roadways became impassable when scores of people abandoned their vehicles and fled on foot, some toting suitcases.
—Matthew Knight, Tony Kurzweil, The Hill, 8 Jan. 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 5 May. 2025.
Copy CitationKids Definition
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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