porosity

noun

po·​ros·​i·​ty pə-ˈrä-sə-tē How to pronounce porosity (audio)
pȯ-
plural porosities
1
a
: the quality or state of being porous
b
: the ratio of the volume of interstices of a material to the volume of its mass
2
: pore

Examples of porosity in a Sentence

Recent Examples on the Web
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.
The Evija’s beauty comes as much from what is there as what isn’t, as Lotus seeks to give the body a degree of porosity, where large channels are removed to enhance airflow, thus boosting downforce and lowering drag. —Alistair Charlton, WIRED, 11 Aug. 2019 Engineer Don Kramer told a Coast Guard panel there were wrinkles, porosity and voids in the carbon fiber used for the pressure hull of OceanGate’s Titan submersible. —Jason Del Rey, Fortune, 18 June 2023 Vacuum Assistance: Sufficient vacuum assistance is necessary to reduce porosity and improve part quality. —Raghunandan Gurumurthy, Forbes, 3 Sep. 2024 The proprietary ingredient balances out the hair’s porosity for on-the-spot, uniform toning and brassiness reduction. —Jenny Berg, Vogue, 28 July 2024 See all Example Sentences for porosity 

Word History

First Known Use

14th century, in the meaning defined at sense 1a

Time Traveler
The first known use of porosity was in the 14th century

Dictionary Entries Near porosity

porosimeter

porosity

porous

See More Nearby Entries 

Cite this Entry

“Porosity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/porosity. Accessed 1 Dec. 2024.

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Kids Definition

porosity

noun
po·​ros·​i·​ty pə-ˈräs-ət-ē How to pronounce porosity (audio)
pōr-ˈäs-,
pȯ-ˈräs-
plural porosities
: the quality or state of being porous

Medical Definition

porosity

noun
po·​ros·​i·​ty pə-ˈräs-ət-ē, pō-, pȯ- How to pronounce porosity (audio)
plural porosities
1
a
: the quality or state of being porous
b
: the ratio of the volume of interstices of a material to the volume of its mass
2
: pore

More from Merriam-Webster on porosity

Britannica English: Translation of porosity for Arabic Speakers

Britannica.com: Encyclopedia article about porosity

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