1
as in impervious
impossible to get through or into
the wall of security people surrounding the rock band was impermeable
Synonyms & Similar Words
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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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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of impermeable
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
My father’s 1930s interviews tell stories of couples who defied Chicago’s seemingly impermeable color line.
—Dorothy Roberts, Time, 13 Feb. 2026
Driveway materials can be impermeable or permeable—so traditional concrete and asphalt, or a pervious solution that allows rainwater to pass through.
—Alexandra Kelly, Martha Stewart, 9 Feb. 2026
The impermeable seed coat strategy generally helps survival of the species by making sure all of a season’s crop don’t germinate in the same year.
—Paul Cappiello, Louisville Courier Journal, 21 Nov. 2025
See All Example Sentences for impermeable
Rosy Cordero, Deadline, 2 Mar. 2026
My father’s 1930s interviews tell stories of couples who defied Chicago’s seemingly impermeable color line.
—Dorothy Roberts, Time, 13 Feb. 2026
Driveway materials can be impermeable or permeable—so traditional concrete and asphalt, or a pervious solution that allows rainwater to pass through.
—Alexandra Kelly, Martha Stewart, 9 Feb. 2026
The impermeable seed coat strategy generally helps survival of the species by making sure all of a season’s crop don’t germinate in the same year.
—Paul Cappiello, Louisville Courier Journal, 21 Nov. 2025
See All Example Sentences for impermeable
Recent Examples of Synonyms for impermeable
Adjective
-
From a tactical standpoint, the fort is unlikely to deter Hezbollah’s new crop of attack drones, which rely on fiber-optic cables and are impervious to jamming.—
Nabih Bulos,
Los Angeles Times,
1 June 2026
-
This proposal involves extremely large impervious surfaces, roofing, pavement, truck courts, loading areas, and supporting infrastructure.—
Sean Krofssik,
Hartford Courant,
27 May 2026
Adjective
-
Long an astute observer of discovery and rediscovery, whether the subject is a city or herself, Sante—having emerged from a tight circle of luminaries including Jim Jarmusch, Jean-Michel Basquiat, and Nan Goldin—is now on the precipice of a second artistic renaissance.—
Literary Hub,
Literary Hub,
3 June 2026
-
By greatly expanding the dimensions of his images, with their muted palettes, tight cropping, found symmetries, and laconic wit, had the maestro of the photographic epigram betrayed his subtractive aesthetic?—
James Quandt,
Artforum,
2 June 2026
Adjective
-
Set in a quiet residential neighborhood, this intimate beachfront property (whose name mixes the owners’ first initials with the Dutch word for oasis) uses dense, vibrant landscaping and shutters and stone walls between guest rooms to create a cocooning feeling of privacy.—
Condé Nast,
Condé Nast Traveler,
2 June 2026
-
The installation, Unheimlich Manöver, 2007, consists of the entire contents of Liden’s former three-hundred-square-foot apartment in Stockholm, organized into a dense rectilinear mass as if placed in storage.—
Erika Landström,
Artforum,
2 June 2026
Adjective
-
Hikers dip into shady trails lined with thick brush, a favorite path being the Myakka Canopy Walkway, which offers a rare peek into the ecosystems—both minuscule and massive—within the swampy marshland.—
Kaitlyn Yarborough,
Southern Living,
6 June 2026
-
Whatever its former luxury, the boat now had cabins crammed with four-person bunks and an atmosphere thick with the scent of unwashed bodies and the steam of rations.—
Kevin Maurer,
The Atlantic,
6 June 2026
Adjective
-
But these suites are also closest to the elevators, and the historic walls don’t adequately muffle the sounds of other guests.—
Condé Nast,
Condé Nast Traveler,
3 June 2026
-
Gertrud would keep the girls close, one on either side.—
Literary Hub,
Literary Hub,
3 June 2026
Adjective
-
Courtside, before a battle, Osaka’s deep colorways and the many translucent but somehow impenetrable layers of the vast floor-dragging skirt work as armor inspiring stone-cold dread in all prospective opponents.—
Guy Martin,
Forbes.com,
1 June 2026
-
The starting back three of captain Tim Ream, Mark McKenzie and Freeman were not exactly impenetrable.—
Kyle Feldscher,
CNN Money,
31 May 2026
Adjective
-
The Strait carries roughly a fifth of the world’s oil, and remains largely impassable.—
Garrett Downs,
CNBC,
31 May 2026
-
Fire safety regulations have long required multifamily buildings to contain two or more staircases so that residents can exit their homes safely if one staircase is impassable because of smoke or other reasons.—
Alex Schwartz,
The Conversation,
29 May 2026
Adjective
-
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
-
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
Cite this Entry
“Impermeable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/impermeable. Accessed 7 Jun. 2026.
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