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 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 Knowing this mass lets researchers calculate an asteroid’s volume and density, which then sheds light on its composition and porosity. Kate Graham-Shaw, Scientific American, 8 Aug. 2024 First figure out your curl type and hair porosity (i.e., its ability to absorb and retain moisture). Malia Griggs, Glamour, 25 July 2024 See all Example Sentences for porosity 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'porosity.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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

Cite this Entry

“Porosity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/porosity. Accessed 7 Oct. 2024.

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

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