per·​me·​able | \ ˈpər-mē-ə-bəl How to pronounce permeable (audio) \

Definition of permeable

: capable of being permeated : penetrable especially : having pores or openings that permit liquids or gases to pass through a permeable membrane permeable limestone

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Examples of permeable in a Sentence

The cell has a permeable membrane. a permeable fabric that allows your body heat to escape will be much more comfortable in the summertime
Recent Examples on the Web Gases trapped deep under the permafrost can migrate up through permeable zones or fractures in the ground and collect in the talik. Maya Wei-haas, National Geographic, "Colossal crater found in Siberia. What made it?," 23 Sep. 2020 Instead, the developer is planning to add a gravel bed under the permeable play surface for the purpose of holding stormwater. Jennifer Johnson,, "Day care coming to Park Ridge office building; plans for apartments scrapped," 10 Sep. 2020 This would undoubtedly have resulted in a much higher dose than the Skripals received and was applied to a thinner, more permeable area of skin. Robert Chilcott, Ars Technica, "Novichok: How are victims surviving poisoning?," 5 Sep. 2020 The older data supporting some floodplain maps also may not take into account urban expansion that has paved over permeable surfaces. London Gibson, The Indianapolis Star, "113,000 more properties may be at risk of flooding in Indiana than previously thought, report says," 18 Aug. 2020 One afternoon, Kanzi entered the viewing area and saw an unfamiliar woman on the other side of the sound-permeable glass window. Kevin Miyazaki, Smithsonian Magazine, "What Can Bonobos Teach Us About the Nature of Language?," 10 Aug. 2020 Wombs and homes, as permeable spaces, put the unborn and children at grave risk. Longreads, "The Grieving Landscape," 10 Aug. 2020 As brands try to find ways to prevent SIDS, air-permeable or breathable mattresses have entered the market, promising to be the next safety standard for infants. Sara Rodrigues, House Beautiful, "These 5 Easy Upgrades Will Make Your Kids' Rooms Even Safer," 1 July 2020 Most cells at San Quentin are permeable, without solid doors, allowing droplets from sick prisoners to spread through the air. Jason Fagone,, "Coronavirus outbreak at San Quentin prison triples in just 2 weeks after reckless transfer of inmates," 17 June 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'permeable.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of permeable

15th century, in the meaning defined above

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The first known use of permeable was in the 15th century

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Last Updated

28 Sep 2020

Cite this Entry

“Permeable.” Dictionary, Merriam-Webster, Accessed 30 Sep. 2020.

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More Definitions for permeable


How to pronounce permeable (audio)

English Language Learners Definition of permeable

technical : allowing liquids or gases to pass through


per·​me·​able | \ ˈpər-mē-ə-bəl How to pronounce permeable (audio) \

Kids Definition of permeable

: having pores or openings that let liquids or gases pass through


per·​me·​able | \ ˈpər-mē-ə-bəl How to pronounce permeable (audio) \

Medical Definition of permeable

: capable of being permeated especially : having pores or openings that permit liquids or gases to pass through a permeable membrane

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