NONPOROUS Synonyms: 69 Similar and Opposite Words

nonporous

adjective

Definition of nonporous

as in nonabsorbent

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Dissimilar Words

as in impermeable

Related Words

Dissimilar Words

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of nonporous Germs often survive longer on smooth, nonporous materials like plastic, stainless steel, and glass than on porous surfaces, Ali says. — Caroline Lubinsky, Martha Stewart, 1 June 2026 Blue hone is also relatively nonporous, which means water from the ice is less likely to get in and cause fractures. — Andrea Thompson, Scientific American, 10 Feb. 2026 Soapstone is a nonporous natural stone that won’t absorb undesirable flavors or smells. — Bestreviews, Chicago Tribune, 14 Aug. 2025 The flu virus can be infectious for up to nine hours, especially on nonporous surfaces. — Jennifer Welsh, Verywell Health, 11 Mar. 2025 See All Example Sentences for nonporous

Recent Examples of Synonyms for nonporous

Adjective

The board is reversible; it can be flipped and used as an ungrooved pastry board designed for mixing or rolling out dough, an advantage of its nonabsorbent surface.

— Nicole Papantoniou, Good Housekeeping, 25 Apr. 2022
The dog shelter shall be facing south or east, away from the prevailing winds; (2) Bedding, such as wood shavings, straw or other nonabsorbent material shall be provided in sufficient quantity for insulation against cold and damp.

— Iris Katz, baltimoresun.com/maryland/carroll, 20 Feb. 2021

Definition of nonabsorbent

Adjective

State officials estimated the costs at $4,100 per acre of paved or impermeable surface for those that decide to help fund local stormwater projects, and said the costs for other options could be considerably higher.

— Ian James, Los Angeles Times, 29 July 2026
Spain needed until the 106th minute to slip a Ferran Torres shot past the impermeable goalkeeping of Argentina’s Emiliano Martínez, whose championship-game record 11 saves proved one too few.

— Jerry Brewer, New York Times, 20 July 2026

Definition of impermeable

Adjective

For now, access appears limited to the steadily expanding group of organizations granted access to Claude Mythos Preview through Anthropic’s — not entirely watertight — private Project Glasswing initiative.

— Robert Hart, The Verge, 9 June 2026
Tunnels are also not truly watertight, requiring drainage measures like sump pumps and creating maintenance and reliability issues, the group advised.

— Skyler Swisher, The Orlando Sentinel, 15 Feb. 2026

Definition of watertight

Adjective

The outdoorsy traveler hiking the gorges in Crete or the trails in Andros should bring a pair of sturdy shoes, a hat for sun protection, and tons of SPF.

— Elly Leavitt, Vogue, 27 July 2026
December 22 – January 19 A home or family issue may need a sturdier foundation, not another temporary fix.

— Tarot.com, Chicago Tribune, 26 July 2026

Definition of sturdy

Adjective

At a time when Disney’s once-impenetrable Marvel Cinematic Universe has been exhibiting concerning signs of wear and tear at the box office, Spider-Man is getting more and more powerful.

— Rebecca Rubin, Variety, 28 July 2026
The Phalanx was composed of men who moved and fought as one cohesive unit, creating an impenetrable wall of interlocking shields.

— Steve Muscato, Forbes.com, 27 July 2026

Definition of impenetrable

Adjective

Haynes was a longtime collaborator whose Duke institute received substantial NIAID support.

— Kaelan Deese, The Washington Examiner, 27 July 2026
The National Low Income Housing Coalition (NLIHC) publishes an annual report spotlighting the substantial gulf between today’s wages and the income needed to pay for housing.

— Jeffrey Steele, Forbes.com, 27 July 2026