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
The house is designed to be a prototype for resiliency, impervious to earthquakes, hurricanes, termites, and, of course, wildfires.
—
Dana Goodyear, New Yorker, 22 Sep. 2025
Waterproof materials are impervious to water, providing a complete barrier, while water-resistant materials only resist water penetration to a certain degree before the water seeps through.
—Sophie Flaxman, Better Homes & Gardens, 22 Sep. 2025
Various groups develop impervious boundaries, neutralizing the effectiveness of people who have to interact across them.
—Carol Kinsey Goman, Forbes.com, 25 Aug. 2025
Roads, sidewalks, parking lots and even rooftops create more impervious surfaces where water falls and can't be absorbed into the ground.
—Laura Schulte, jsonline.com, 15 Aug. 2025
See All Example Sentences for impervious
Dana Goodyear, New Yorker, 22 Sep. 2025
Waterproof materials are impervious to water, providing a complete barrier, while water-resistant materials only resist water penetration to a certain degree before the water seeps through.
—Sophie Flaxman, Better Homes & Gardens, 22 Sep. 2025
Various groups develop impervious boundaries, neutralizing the effectiveness of people who have to interact across them.
—Carol Kinsey Goman, Forbes.com, 25 Aug. 2025
Roads, sidewalks, parking lots and even rooftops create more impervious surfaces where water falls and can't be absorbed into the ground.
—Laura Schulte, jsonline.com, 15 Aug. 2025
See All Example Sentences for impervious
Recent Examples of Synonyms for impervious
Adjective
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Other surveys suggest a much tighter race.—
Martha McHardy,
MSNBC Newsweek,
25 Oct. 2025
-
Heat therapy is most beneficial for pain caused by tight or stiff muscles.—
RikkiLynn Shields Hannigan,
Health,
25 Oct. 2025
Adjective
-
Pumpkin seeds and hemp seeds are nutrient-dense foods that are commonly enjoyed as a snack and often added to recipes like smoothies, baked goods, and salads.—
Jillian Kubala,
Health,
28 Oct. 2025
-
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,
Sacbee.com,
28 Oct. 2025
Adjective
-
The company says the finalized Bio foil provides the full and appropriate level of impermeable barrier protection and odorless performance.—
New Atlas,
New Atlas,
9 Oct. 2025
-
Chocolate brown stripes punctuate a light charcoal gray background, and the low-pile weave made from recycled polyester gives it an impermeable, easy-to-clean surface.—
Julia Harrison,
Architectural Digest,
6 Oct. 2025
Adjective
-
Even as American political polarization has intensified over the last eight years, both Republicans and Democrats have agreed that an increasingly powerful Beijing poses an economic, technological, and security threat to Washington and its close allies.—
Mira Rapp-Hooper,
Foreign Affairs,
29 Oct. 2025
-
On the series, JD and Michelle have grown closer, but in real life, Todd is married to Jordan Wilcox Lasance.—
Christopher Rudolph,
PEOPLE,
29 Oct. 2025
Adjective
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At great risk, Hamida disguises herself as a khes (a thick cotton cloth) seller and enters the house to plan with Lajo an escape route.—
JSTOR Daily,
JSTOR Daily,
30 Oct. 2025
-
The Oklahoma native's signature is his thick accent and his straight talk.—
Raechal Shewfelt,
Entertainment Weekly,
29 Oct. 2025
Adjective
-
Yes, only two additional albums in 30 years since his 1995 debut, with a 14-year gap between the second and third, but an impenetrable recipe for everyone from Beyoncé to Kendrick Lamar.—
Kevin Powell,
MSNBC Newsweek,
16 Oct. 2025
-
For instance, in The Trial, Kafka looks at alienation vis-à-vis a faceless, impenetrable bureaucracy.—
Big Think,
Big Think,
14 Oct. 2025
Adjective
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After all, his introduction of cable cars had fueled the city’s expansion southward, connecting residents, through and over hills once considered impassable, to their places of employment and giving rise to many of Kansas City’s historic neighborhoods.—
Michael Wells,
Kansas City Star,
22 Oct. 2025
-
Each loop of the driveway produced an impassable snowdrift in winter, but by then Carol and Mike were on the coast, watching waving kelp fronds from their living room.—
Literary Hub,
Literary Hub,
17 Oct. 2025
Adjective
-
Designed by Hydro Tec, the modern, muscular exterior is characterized by a sturdy steel displacement hull, a distinctive bulbous bow, and a lightweight aluminum superstructure.—
Rachel Cormack,
Robb Report,
27 Oct. 2025
-
Be sure to cover your head and neck with your arms, and crawl under a sturdy table if possible.—
CA Earthquake Bot,
Sacbee.com,
27 Oct. 2025
Cite this Entry
“Impervious.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/impervious. Accessed 31 Oct. 2025.
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