per·​me·​abil·​i·​ty | \ ˌpər-mē-ə-ˈbi-lə-tē How to pronounce permeability (audio) \

Definition of permeability

1 : the quality or state of being permeable
2 : the property of a magnetizable substance that determines the degree in which it modifies the magnetic flux in the region occupied by it in a magnetic field

Examples of permeability in a Sentence

Recent Examples on the Web

There is naturally some level of permeability in the membrane to allow for the flow of electrolytes, water, and nutrients into the bloodstream. Sarah Jacoby, SELF, "Leaky Gut Syndrome Isn’t an Official Diagnosis, but the Symptoms Are Real," 19 Mar. 2019 Marco Martinez, 25, a research analyst in Los Angeles, is part of a younger generation of men that’s rediscovering the power of permeability. Jacob Gallagher, WSJ, "Who Needs Gender? Why Men and Women Are Dressing Identically," 21 Feb. 2019 The architects created the illusion of permeability by cladding the home’s top window with a pattern of metal material. Liz Stinson, Curbed, "Bright red prefab home could pass for a modern barn," 8 June 2018 Shale tends to have both low porosity and low permeability. Jeffrey Ball, Fortune, "Photographing The Permian Basin," 25 May 2018 Other constituents might interfere with the permeability and porosity of the shale itself, gumming up oil production. Jennifer Hiller, San Antonio Express-News, "Oil field wastewater finds a second life," 7 May 2018 Given that permeability, the financial temptation for pop stars to head to Nashville is clear. Spencer Kornhaber, The Atlantic, "Telling the Pop-Star-Goes-Country Story Again," 6 Apr. 2018 This permeability would be a recurring feature of his later work. Nikil Saval, New York Times, "Kengo Kuma’s Architecture of the Future," 15 Feb. 2018 In these plants, cooling temperatures initiate the accumulation of sugars, modification of proteins and changes in cell membrane permeability - all of which increase the plant's cold hardiness. Jefferson County Cooperative Extension,, "Protecting plants from the cold (Garden Talk)," 5 Feb. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'permeability.' 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 permeability

1759, in the meaning defined at sense 1

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Time Traveler for permeability

The first known use of permeability was in 1759

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More Definitions for permeability


per·​me·​abil·​i·​ty | \ ˌpər-mē-ə-ˈbil-ət-ē How to pronounce permeability (audio) \
plural permeabilities

Medical Definition of permeability

: the quality or state of being permeable

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More from Merriam-Webster on permeability

Spanish Central: Translation of permeability

Nglish: Translation of permeability for Spanish Speakers

Britannica English: Translation of permeability for Arabic Speakers Encyclopedia article about permeability

Comments on permeability

What made you want to look up permeability? Please tell us where you read or heard it (including the quote, if possible).


to shake or wave menacingly

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