nonporous

adjective

non·​po·​rous ˌnän-ˈpȯr-əs 

: not porous

nonporous surfaces

nonporous rock

nonporous wood

Examples of nonporous in a Sentence

Recent Examples on the Web

According to cleaning expert Bree Uebergang, because stainless steel is nonporous, oil and moisture from your fingers sit on the surface, making marks especially noticeable. — Caroline Lubinsky, Martha Stewart, 13 Aug. 2026

The water-repellent curtains pull closed all around you but still let some breeze in, and the removable cushions are nonporous and easy to clean. — Sarah Scott, Southern Living, 11 July 2026

Unlike plastic dishes that trap odors, hold onto greasy residue, and become permanently stained after a single run-in with spaghetti sauce, glass has a nonporous surface that resists buildup and is dishwasher safe. — Better Homes & Gardens, 19 June 2026

The material should be nonporous so bacteria do not grow in it. — Bestreviews, Mercury News, 15 June 2026

Word History

First Known Use

1857, in the meaning defined above