membrane

noun
mem·​brane | \ ˈmem-ˌbrān How to pronounce membrane (audio) \

Definition of membrane

1 : a thin soft pliable sheet or layer especially of animal or plant origin
2 : a piece of parchment forming part of a roll

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Other Words from membrane

membraned \ ˈmem-​ˌbrānd How to pronounce membraned (audio) \ adjective

Examples of membrane in a Sentence

Recent Examples on the Web

One common reason ears just won't pop? Colds or allergies, which cause your mucus membranes to become inflamed. Brian Sumers, Condé Nast Traveler, "How to Pop Your Ears on a Plane—And Why They Pop, Anyway," 10 Sep. 2018 Süel knew that bacteria also pump ions across their membranes, and several recent papers had reported spikes of electrical activity in bacteria that at least loosely resembled those found in the brain. Quanta Magazine, "Bacteria Use Brainlike Bursts of Electricity to Communicate," 5 Sep. 2017 This is essentially a blood clot that can occur when the outermost membrane surrounding the embryo (the chorion) separates a little from the uterine wall, allowing some blood to pool in that space between the two. Amy Marturana, SELF, "12 Causes of Spotting and Breakthrough Bleeding," 28 Dec. 2018 It had been observed that vesicles containing neurotransmitters routinely hover in clusters near the presynaptic membrane until they are needed. Quanta Magazine, "‘Lava-Lamp’ Proteins May Help Cells Cheat Death," 26 Nov. 2018 The sunstroke weakened his immune system, likely causing the West Nile to develop into meningitis, an infection that inflames the membranes surrounding the brain and spinal cord. Gabriel Thompson, Longreads, "Coachella, Underground," 12 Apr. 2018 Edgar Allen Poe acted as trans-dimensional connective membrane and Beethoven via Wendy Carlos delivered the musical accompaniment. Vogue, "The Top 12 Collections of the Fall 2019 Menswear Season," 23 Jan. 2019 Turing’s 1952 paper did not explicitly address the filtering of saltwater through membranes to produce freshwater. New York Times, "How the Father of Computer Science Decoded Nature’s Mysterious Patterns," 8 May 2018 One of the takeaways from the 2019 Tony Award nominations, which were announced this morning, is that the membrane between the commercial world of Broadway and the more experimental world of downtown theater is becoming increasingly porous. Adam Green, Vogue, "Takeaways From the 2019 Tony Nominations: Downtown Comes to Broadway," 30 Apr. 2019

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

15th century, in the meaning defined at sense 1

History and Etymology for membrane

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

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Statistics for membrane

Last Updated

15 Jul 2019

Look-up Popularity

Time Traveler for membrane

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

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More Definitions for membrane

membrane

noun

English Language Learners Definition of membrane

: a thin sheet or layer especially : a thin sheet or layer of tissue that is part of a plant or an animal's body

membrane

noun
mem·​brane | \ ˈmem-ˌbrān How to pronounce membrane (audio) \

Kids Definition of membrane

: a thin soft flexible layer especially of animal or plant tissue mucous membranes

membrane

noun
mem·​brane | \ ˈmem-ˌbrān How to pronounce membrane (audio) \

Medical Definition of membrane

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

Other Words from membrane

membraned \ ˈmem-​ˌbrānd How to pronounce membraned (audio) \ adjective

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More from Merriam-Webster on membrane

Spanish Central: Translation of membrane

Nglish: Translation of membrane for Spanish Speakers

Britannica English: Translation of membrane for Arabic Speakers

Britannica.com: Encyclopedia article about membrane

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