POROUS Synonyms: 18 Similar and Opposite Words

porous

adjective

ˈpȯr-əs

Definition of porous

as in penetrable

capable of being passed into or through a cleaner that should not be used on porous surfaces

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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 porous Baking soda is mildly abrasive and can get into porous material (like grout) to remove dirt without damaging it. — Bestreviews, Mercury News, 14 Aug. 2026 Teenage Sex and Death at Camp Miasma expands Schoenbrun’s fascination with the porous boundary between horror, fantasy and emotional reality. — Spin Staff, SPIN, 14 Aug. 2026 Much like soft cheeses, watermelon is too moist and porous for a rescue mission, and the USDA is unambiguous on this point. — Anne Wolf, Martha Stewart, 14 Aug. 2026 While Caleb Williams shows promise and the offense boasts young talent, a porous defense and strong divisional rivals like the Lions, who have an easier schedule, present considerable hurdles to Johnson's lofty aspirations. — John Cassillo, Forbes.com, 12 Aug. 2026 See All Example Sentences for porous

Recent Examples of Synonyms for porous

Adjective

The wall between the two has long been viewed as performative and penetrable.

— Seema Mehta, Los Angeles Times, 26 May 2026
By breaking actives down into smaller molecules, the fermentation process makes the ingredient more bioavailable and penetrable.

— Jenny Berg, Vogue, 23 Sep. 2025

Definition of penetrable

Adjective

That's because the boundary between internal and external communications is far more permeable than many organizations realize.

— Caroline Johns, Forbes.com, 21 Aug. 2026
The flooding did not damage the permeable new walkways, which were constructed to handle water, said Jen Schmits Thomas, spokesperson for the Art Center.

— Jen Guadarrama, IndyStar, 18 Aug. 2026

Definition of permeable

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porny

porous

port

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“Porous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/porous. Accessed 3 Sep. 2026.

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Synonyms of porous

adjective

Example Sentences

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