1
as in tight
not allowing penetration (as by gas, liquid, or light)
the material for this coat is supposed to be impervious to rain
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in dense
impossible to get through or into
the rain forest is impervious to all but the most dedicated explorers
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of impervious
Such a war would be motivated, in China, by a politics of identity that is largely impervious to economic rationality and other strategic considerations.
—
Rana Mitter, Foreign Affairs, 22 Apr. 2025
For years, decades even, that faux feline impervious to the rain was my secret excuse.
—Domenico Starnone, New Yorker, 20 Apr. 2025
The 27-year-old was impervious under pressure and at one stage chopped the ball past one of Frankfurt’s forwards on the outside of his own box.
—Jay Harris, New York Times, 11 Apr. 2025
The fabrics used for the outers are not impervious to rain, but water ingress is slowed through the use of (Nikwax) chemical treatments.
—Carlton Reid, Forbes.com, 10 Apr. 2025
See All Example Sentences for impervious
Rana Mitter, Foreign Affairs, 22 Apr. 2025
For years, decades even, that faux feline impervious to the rain was my secret excuse.
—Domenico Starnone, New Yorker, 20 Apr. 2025
The 27-year-old was impervious under pressure and at one stage chopped the ball past one of Frankfurt’s forwards on the outside of his own box.
—Jay Harris, New York Times, 11 Apr. 2025
The fabrics used for the outers are not impervious to rain, but water ingress is slowed through the use of (Nikwax) chemical treatments.
—Carlton Reid, Forbes.com, 10 Apr. 2025
See All Example Sentences for impervious
Recent Examples of Synonyms for impervious
Adjective
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Construction budgets will also increase if tighter immigration policies result in labor shortages.—
Ted Reed,
Forbes.com,
10 May 2025
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And don’t even think about trying to change clothes in a tight plane bathroom.—
Rylee Johnston,
Travel + Leisure,
10 May 2025
Adjective
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The company still relies on carriers for a portion of its deliveries, including the U.S. Postal Service, which is traditionally relied on for shipments to costlier and less dense rural areas.—
Annie Palmer,
CNBC,
30 Apr. 2025
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But liquid water is, unusually, denser than its solid icy form.—
Robin George Andrews,
Quanta Magazine,
25 Apr. 2025
Adjective
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The spongy material is mostly made of air, yet nearly impermeable to both air and liquid.—
Brandee Gruener,
Southern Living,
7 May 2025
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Given the area’s especially hard, impermeable soil and the high cost of installing private wastewater systems, many residents have resorted to straight piping to deal with human wastewater.—
Curtis Bunn,
NBC news,
1 May 2025
Adjective
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This time, the Knicks couldn’t get any closer, as the Celtics won 115-93 to cut their series deficit to two games to one.—
Tim Casey,
Forbes.com,
11 May 2025
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Simple solution: The Derby and Preakness are too close at 14 days apart.—
Greg Cote,
Miami Herald,
11 May 2025
Adjective
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That model, nicknamed iPhone 17 Air, will be super-slim, as little as 5.5mm thick.—
David Phelan,
Forbes.com,
3 May 2025
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The material is also thick enough to feel supportive but lightweight enough to wear year-round.—
Susan Brickell,
Travel + Leisure,
3 May 2025
Adjective
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There are also many systems to contend with that can be slightly impenetrable for newcomers.—
Christopher Cruz,
Rolling Stone,
21 Apr. 2025
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Most of those minerals are currently buried beneath thick sheets of previously impenetrable ice.—
Mack DeGeurin,
Popular Science,
10 Apr. 2025
Adjective
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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
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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
Adjective
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Best Minimalist Pick: Kuru Flex Via Kuru may specialize in sturdy, supportive shoes—but that doesn’t mean all of its pairs feel clunky.—
Sara Coughlin,
SELF,
1 May 2025
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It’s also loaded with features like USB passthrough and a sturdy wrist rest.—
Shubham Yewale,
PC Magazine,
1 May 2025
Cite this Entry
“Impervious.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/impervious. Accessed 16 May. 2025.
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