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
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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
Turan said while there are more residential properties, non-residential properties make up about 63% of impervious areas.
—
Catherine Dominguez, Houston Chronicle, 4 Mar. 2026
Flooding is exacerbated by increasing the impervious area.
—Chicago Tribune, 2 Mar. 2026
But as the cold persisted into the next week and then the one following, a new test emerged, one more impervious to a communications strategy.
—Molly Fischer, New Yorker, 19 Feb. 2026
And the PlumaFill proved impervious to moisture, too.
—Kelly Bastone, Outside, 10 Feb. 2026
See All Example Sentences for impervious
Catherine Dominguez, Houston Chronicle, 4 Mar. 2026
Flooding is exacerbated by increasing the impervious area.
—Chicago Tribune, 2 Mar. 2026
But as the cold persisted into the next week and then the one following, a new test emerged, one more impervious to a communications strategy.
—Molly Fischer, New Yorker, 19 Feb. 2026
And the PlumaFill proved impervious to moisture, too.
—Kelly Bastone, Outside, 10 Feb. 2026
See All Example Sentences for impervious
Recent Examples of Synonyms for impervious
Adjective
-
China started restricting tungsten exports just over a year ago, and in December called for tighter limits on sulfuric acid exports.—
Evelyn Cheng,
CNBC,
31 Mar. 2026
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In Saudi Arabia, banks are also dealing with tight liquidity.—
Matthew Martin,
semafor.com,
31 Mar. 2026
Adjective
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In cases of near-zero visibility due to dense fog, initiate your hazard lights and locate a secure spot, such as a nearby business parking area, to pull over and come to a halt.—
NC Weather Bot,
Charlotte Observer,
31 Mar. 2026
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Aerix claims the result is a UAV capable of sustained, multidirectional motion—an essential requirement for tracking erratic airborne targets in dense or cluttered environments.—
Jijo Malayil,
Interesting Engineering,
31 Mar. 2026
Adjective
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Armed with fabulous ensembles and accessories, as well as her quick wit, Maxine attempts to cross that impermeable line between the haves and the have-nots.—
Rosy Cordero,
Deadline,
2 Mar. 2026
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My father’s 1930s interviews tell stories of couples who defied Chicago’s seemingly impermeable color line.—
Dorothy Roberts,
Time,
13 Feb. 2026
Adjective
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Nevada County’s admission comes as AI programs are under close watch around the globe for introducing incorrect legal references in cases, yet also increasingly offered as tools to help lawyers and judges research and write their briefs, motions and opinions.—
Sharon Bernstein,
Sacbee.com,
1 Apr. 2026
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Catcher Danny Jansen hit a three-run home run in the seventh inning to bust open a close game, and the Rangers held on for an 8-5 road win over the Baltimore Orioles on Tuesday.—
Jim Barnes,
Fort Worth Star-Telegram,
1 Apr. 2026
Adjective
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Louise touched her phone screen to look at the picture of Diana again—gorgeous Diana smiling into the wind, all that thick hair billowing.—
Catherine Lacey,
New Yorker,
5 Apr. 2026
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The slide appears to have involved a thick slab of soft snow breaking loose at a weak layer in the snowpack, the report said.—
Ethan Baron,
Mercury News,
4 Apr. 2026
Adjective
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David Benioff wrote 25th Hour (great), Troy (good), and then Stay, this nearly impenetrable psychological thriller that plays out like The Machinist through a David Lynch filter.—
Roxana Hadadi,
Vulture,
20 Mar. 2026
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To regulators, crypto appeared as one impenetrable blur of internet scam.—
Clara Molot,
Vanity Fair,
17 Mar. 2026
Adjective
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The multiple attacks could be a major victory for the jihadis in a city seen as impregnable, despite attackers often targeting troops and villages on the outskirts of the city.—
Haruna Umar,
Los Angeles Times,
17 Mar. 2026
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The multiple attacks could be seen as a major victory for the jihadis in a city seen as impregnable despite the jihadis often targeting troops and villages on the outskirts of the city.—
ABC News,
ABC News,
16 Mar. 2026
Adjective
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The critical shipping passage has been largely impassable since the conflict began more than a month ago.—
Sarah Min,
CNBC,
3 Apr. 2026
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This would, in a worst-case scenario, create an impassable debris field around Earth.—
Big Think,
Big Think,
31 Mar. 2026
Cite this Entry
“Impervious.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/impervious. Accessed 5 Apr. 2026.
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