membrane
noun
mem·brane
ˈmem-ˌbrān 
1
: a thin soft pliable sheet or layer especially of animal or plant origin
2
: a piece of parchment forming part of a roll
Examples of membrane in a Sentence
Recent Examples on the Web
Its sparkling white walls resemble the membrane of a high-tech pod and futuristic techno beats echo around them.
—
Caroline Reid, Forbes.com, 8 Sep. 2025
Organisms need to organize things, move DNA, move proteins and bend membranes, and various forms of life have come up with their own solutions to this.
—Veronique Greenwood, Quanta Magazine, 8 Sep. 2025
The 30-year-old was subsequently diagnosed with chorioamnionitis, a serious condition that occurs when the membranes that surround the fetus and amniotic fluid are infected by bacteria.
—Alyce Collins, MSNBC Newsweek, 7 Sep. 2025
Start by rolling them on a countertop with a decent amount of pressure; doing so helps release the lemon juice from its membranes.
—Mary Catherine McAnnally Scott, Southern Living, 5 Sep. 2025
See All Example Sentences for membrane
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Caroline Reid, Forbes.com, 8 Sep. 2025
Organisms need to organize things, move DNA, move proteins and bend membranes, and various forms of life have come up with their own solutions to this.
—Veronique Greenwood, Quanta Magazine, 8 Sep. 2025
The 30-year-old was subsequently diagnosed with chorioamnionitis, a serious condition that occurs when the membranes that surround the fetus and amniotic fluid are infected by bacteria.
—Alyce Collins, MSNBC Newsweek, 7 Sep. 2025
Start by rolling them on a countertop with a decent amount of pressure; doing so helps release the lemon juice from its membranes.
—Mary Catherine McAnnally Scott, Southern Living, 5 Sep. 2025
See All Example Sentences for membrane
Cite this Entry
“Membrane.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/membrane. Accessed 14 Sep. 2025.
Copy CitationKids Definition
membrane
noun
mem·brane
ˈmem-ˌbrān
: a thin soft flexible sheet or layer especially of a plant or animal part (as a cell, tissue, or organ)
membranous
adjective
ˈmem-brə-nəs
Medical Definition
membrane
noun
mem·brane
ˈmem-ˌbrān
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
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