Definition of porousnext
as in penetrable
capable of being passed into or through a cleaner that should not be used on porous surfaces

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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 porous Do not soak or submerge, as wood is porous. Caroline Lubinsky, Martha Stewart, 17 May 2026 Having been filtered through porous underground lava for decades, Silfra boasts exceptionally pure drinking water. Carinne Geil Botta, Travel + Leisure, 16 May 2026 Horticultural fleece, blankets, cardboard boxes, and other porous materials can be used to trap ground heat around plants. Kim Toscano, Southern Living, 13 May 2026 The new report describes a sprawling transnational criminal system in which Brazilian syndicates, Colombian guerrilla dissidents, Ecuadorian gangs and local crime families collaborate and compete simultaneously while moving drugs, gold, weapons and money across porous borders. Antonio María Delgado, Miami Herald, 13 May 2026 See All Example Sentences for porous
Recent Examples of Synonyms for porous
Adjective
  • By breaking actives down into smaller molecules, the fermentation process makes the ingredient more bioavailable and penetrable.
    Jenny Berg, Vogue, 23 Sep. 2025
  • Bouncing back seven years after the barely penetrable Sunset, the Hungarian director’s new film takes its time to kick in but is a uniquely personal coming-of-age drama.
    David Rooney, HollywoodReporter, 28 Aug. 2025
Adjective
  • This year’s brick pavilion was conceived as a rhythmic structure that shifts from opaque to permeable.
    Tianwei Zhang, Footwear News, 18 May 2026
  • Replacing concrete in parking lots with more permeable materials, such as grass tiles, would also be beneficial.
    Adam Kovac, Scientific American, 22 Apr. 2026

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Cite this Entry

“Porous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/porous. Accessed 24 May. 2026.

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