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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Example Sentences
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Recent Examples of impermeable
Clay deposits, forming an impermeable layer, result in waterlogged soil.
—
David Bressan, Forbes, 31 Oct. 2024
There is a retention pond to capture heavy rain, minimum impermeable surfaces, and any runoff is directed to trees and plants.
—Jennifer Castenson, Forbes, 22 Oct. 2024
The Chinese-Russian relationship is not impermeable, and the United States should not shy away from proactive measures to exploit its fissures.
—Andrea Kendall-Taylor, Foreign Affairs, 3 May 2021
It was given a raffia twist at both Longchamp and Sandro — there in a black-and-white striped version — as well as the impermeable and big-brimmed update at Aigle.
—Rhonda Richford, WWD, 4 Oct. 2024
See All Example Sentences for impermeable
David Bressan, Forbes, 31 Oct. 2024
There is a retention pond to capture heavy rain, minimum impermeable surfaces, and any runoff is directed to trees and plants.
—Jennifer Castenson, Forbes, 22 Oct. 2024
The Chinese-Russian relationship is not impermeable, and the United States should not shy away from proactive measures to exploit its fissures.
—Andrea Kendall-Taylor, Foreign Affairs, 3 May 2021
It was given a raffia twist at both Longchamp and Sandro — there in a black-and-white striped version — as well as the impermeable and big-brimmed update at Aigle.
—Rhonda Richford, WWD, 4 Oct. 2024
See All Example Sentences for impermeable
Recent Examples of Synonyms for impermeable
Adjective
-
In extremely dense fog where visibility is near zero, the best course of action is to first turn on your hazard lights, then simply pull into a safe location such as a parking lot of a local business, and stop.—
CA Weather Bot,
Sacramento Bee,
24 Mar. 2025
-
That hypothetical journey would have faced formidable obstacles including mountains, rivers and dense forests, and may have taken about eight months.—
Richard Grant,
Smithsonian Magazine,
24 Mar. 2025
Adjective
-
In tight games like this, that skill is invaluable, as Southgate often found over the years.—
Jack Pitt-Brooke,
The Athletic,
22 Mar. 2025
-
As the film progresses and the soundproof, indestructible walls of the vehicle close in tighter, the look and feel of the film intensifies and continues to build as Hopkins’ William becomes increasingly psychotic, using the programmed vehicle to, basically, torture its captive.—
Rosemary Rossi,
Variety,
22 Mar. 2025
Adjective
-
But these concepts are not, on their own, impervious to challenge.—
Michael Peregrine,
Chicago Tribune,
14 Mar. 2025
-
Remember, Nathan isn’t strong, just impervious to pain.—
Peter Debruge,
Variety,
8 Mar. 2025
Adjective
-
Unfortunately, last April’s total solar eclipse was a bust for me, and the U.K.’s weather tends to be uncooperative for celestial events, often hiding them behind thick clouds.—
Daisy Dobrijevic,
Space.com,
29 Mar. 2025
-
Cooling configurations up to 111mm thick will fit between the reversed bracket and a graphics card, though users who want to make their cooler appear flush with the motherboard should target a total thickness of 79mm.—
PC Magazine,
PC Magazine,
29 Mar. 2025
Adjective
-
In this archetype, the leader is a stoic force—strong, steady, and impenetrable.—
Julian Hayes II,
Forbes,
24 Mar. 2025
-
His manifesto, dismissed in the 1990s as impenetrable, is now the subject of YouTube videos drawing millions of views apiece.—
Charles Homans,
New York Times,
22 Mar. 2025
Adjective
-
Immediate river roads may become impassable in all of these communities.—
Staff report,
Hartford Courant,
17 Mar. 2025
-
Derelict culverts both threaten the integrity of roads and block fish migrations; on one stream in western Washington, for example, a series of too-narrow, impassable culverts prevent salmon from reaching their spawning grounds, violating the fishing rights of the Jamestown S’Klallam Tribe.—
Ben Goldfarb,
Vox,
14 Mar. 2025
Adjective
-
Coleman remains one of his closest friends in football and is able to provide insight into the formative parts of his playing and coaching careers.—
Simon Hughes,
The Athletic,
23 Mar. 2025
-
Archway provides a no-obligation offer within 24 hours, can pay cash and close within three days or on a future date of the seller’s choice, and there are no fees or commissions to pay.—
Archway Homes,
Kansas City Star,
23 Mar. 2025
Adjective
-
The shed has built-in ventilation, a window, sturdy flooring, and a padlock-compatible locking mechanism on the door.—
Maggie Horton,
People.com,
27 Mar. 2025
-
These insights shaped every detail of the grill—from the cook engine to the closed cabinet that discreetly hides the gas tank to the sturdy stainless-steel handle, a signature of Weber quality.—
Tim Clark,
Forbes.com,
27 Mar. 2025
Cite this Entry
“Impermeable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/impermeable. Accessed 5 Apr. 2025.
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