1
as in dense
impossible to get through or into
the wall of security people surrounding the rock band was impermeable
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Antonyms & Near Antonyms
2
as in tight
not allowing penetration (as by gas, liquid, or light)
an impermeable seal on the ancient tomb had preserved the artifacts exceptionally well
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Recent Examples of impermeable
In Israel, the seal Coates creates around his own mind becomes impermeable.
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Daniel Bergner, The Atlantic, 24 Sep. 2024
This has partly been attributed to rapid urban development, which has created sprawl that encases floodplains in impermeable concrete.
—Christy Choi, CNN, 13 Aug. 2024
City officials are proposing a parcel tax of 7 cents per square foot of impermeable or paved-over property — far more than the 2.5 cents per square foot that Los Angeles County charges.
—David Garrick, San Diego Union-Tribune, 6 June 2024
The team then married this data with land-use data showing where in LA County there’s good tree cover, which reflects heat, and where there are impermeable surfaces like pavement, which absorb it.
—Matt Simon, WIRED, 9 May 2024
See all Example Sentences for impermeable 
Daniel Bergner, The Atlantic, 24 Sep. 2024
This has partly been attributed to rapid urban development, which has created sprawl that encases floodplains in impermeable concrete.
—Christy Choi, CNN, 13 Aug. 2024
City officials are proposing a parcel tax of 7 cents per square foot of impermeable or paved-over property — far more than the 2.5 cents per square foot that Los Angeles County charges.
—David Garrick, San Diego Union-Tribune, 6 June 2024
The team then married this data with land-use data showing where in LA County there’s good tree cover, which reflects heat, and where there are impermeable surfaces like pavement, which absorb it.
—Matt Simon, WIRED, 9 May 2024
See all Example Sentences for impermeable
Recent Examples of Synonyms for impermeable
Adjective
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Using the 16-Inch MacBook Pro: The Most Specialized MacBook Primarily a desktop replacement or workstation, the 16-inch MacBook Pro is surprisingly dense if you’re otherwise used to tossing around a lithe MacBook Air.PCMAG, PCMAG, 7 Nov. 2024
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Reading this dense yet miraculously seductive book becomes an experience like Hans Castorp’s interlude on the mountain.George Packer, The Atlantic, 5 Nov. 2024
Adjective
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The company’s markets wagered correctly and controversially in Donald Trump’s favor in bets on who would win the presidential election, even though opinion polls showed a tight race.Sophia Pargas, NBC News, 14 Nov. 2024
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Incumbent Leonel Talavera and her opponent, Vanesa Estrella, are locked in a tight race for Area 5.Alexcia Negrete, Orange County Register, 9 Nov. 2024
Adjective
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The superfluid still rubs against the bucket, but the material is totally impervious to friction until the container reaches a certain rotational speed.Quanta Magazine, Quanta Magazine, 6 Nov. 2024
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This was somewhat fortuitous as the new Soviet T-34 tanks acquired by Ho Chi Minh and the Viet Minh were impervious to the M20 Recoilless Rifle and the Vespa TAP would not have fared well in the jungles of Vietnam.Mike Hanlon, New Atlas, 12 Oct. 2024
Adjective
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Inside, instead of a traditional flimsy insole, there’s a removable thick layer of PEBA foam resting directly on the carbon fiber plate.Outside Editors, Outside Online, 11 Nov. 2024
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This was achieved through the installation of a stronger carbon fiber cross-brace between the front shock towers and a thicker undertray bolted beneath the engine.Dan Carney, Popular Science, 7 Nov. 2024
Adjective
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With speculators and short sellers focused on technical indicators, the seemingly impenetrable $50 level was an easy read.John S. Tobey, Forbes, 2 Nov. 2024
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Will this tour win over new fans to Soul Coughing’s sometimes impenetrable music?Jeff Miller, Variety, 12 Sep. 2024
Adjective
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The department reported flooding on Rainbow Road near the intersection with Northgate Road, saying the area was impassable.Tracy Neal, arkansasonline.com, 4 Nov. 2024
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The road to the farm also remains impassable a month later.Meghan Overdeep, Southern Living, 30 Oct. 2024
Adjective
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Ballot recounts are scheduled Tuesday for two close Ramsey County races.Imani Cruzen, Twin Cities, 16 Nov. 2024
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China demonstrated its pull on the world stage by welcoming a delegation from Saudi Arabia with its first pavilion at the event, as well as its close ties with Russia even as that country is isolated from Western nations and their allies due to its invasion of Ukraine.Reuters, NBC News, 14 Nov. 2024
Adjective
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Some of the main selling points include the sturdy zipper that didn’t snag once during testing and the 600-fill down for its insulated warmth.Kevin Brouillard, Travel + Leisure, 4 Nov. 2024
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The problem is, my sturdy 1-inch pruners are bulky in my pocket and tiring to use.Jeanette Marantos, Los Angeles Times, 3 Nov. 2024
Thesaurus Entries Near impermeable
Cite this Entry
“Impermeable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/impermeable. Accessed 21 Nov. 2024.
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