membrane

noun

mem·​brane ˈmem-ˌbrān How to pronounce membrane (audio)
1
: a thin soft pliable sheet or layer especially of animal or plant origin
2
: a piece of parchment forming part of a roll
membraned adjective

Examples of membrane 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.
Salmonella will not grow at proper refrigeration temperatures (40° F or below) even if the yolk membrane has broken down and the Salmonella gets into the yolk. Karla Walsh, Better Homes & Gardens, 19 Feb. 2025 This cutting-edge technology uses membrane separation to extract indigo dyestuffs from wastewater. Sj Studio, Sourcing Journal, 12 Feb. 2025 The protecting membrane that was supposed to protect the underlying structure is over forty years old and has long since deteriorated and lost its effectiveness. Jacqueline Railey, Sun Sentinel, 5 Feb. 2025 For decades the reservoir sat uncovered, until the city in 2012 installed a large floating membrane to comply with federal regulations. Matt Hamilton, Los Angeles Times, 22 Jan. 2025 See All Example Sentences for membrane

Word History

Etymology

Middle English, from Latin membrana skin, parchment, from membrum

First Known Use

15th century, in the meaning defined at sense 1

Time Traveler
The first known use of membrane was in the 15th century

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Cite this Entry

“Membrane.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/membrane. Accessed 28 Feb. 2025.

Kids Definition

membrane

noun
mem·​brane ˈmem-ˌbrān How to pronounce membrane (audio)
: a thin soft flexible sheet or layer especially of a plant or animal part (as a cell, tissue, or organ)
membranous
ˈmem-brə-nəs
adjective

Medical Definition

membrane

noun
mem·​brane ˈmem-ˌbrān How to pronounce membrane (audio)
1
: a thin soft pliable sheet or layer especially of animal or plant origin
2
: a limiting protoplasmic surface or interface see nuclear membrane, plasma membrane
membraned adjective

More from Merriam-Webster on membrane

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