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Definitions

membrane

[mem-breyn] / ˈmɛm breɪn /
NOUN
covering layer
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Rather than acting like a typical DNA segregation system that forms spindle-like structures in the cell interior, this system operates at the membrane level and appears to organize cell structure.

From Science Daily • Apr. 20, 2026

Instead, it attaches to lipid membranes, especially the inner membrane of the cell.

From Science Daily • Apr. 20, 2026

They found that phosphatidylserine, a fatty molecule normally located on the inside of a neuron's membrane, had shifted to the outer surface.

From Science Daily • Apr. 11, 2026

"In our situation, we assume that the shift in membrane composition is triggered by hyperactivity of the affected neurons due to Alzheimer's disease. That is, these neurons exhibit abnormal firing."

From Science Daily • Apr. 11, 2026

We are marked as self by the chemicals we leave beneath the soles of our shoes, as unmistakably and individually as by the membrane surface antigens detectable in homografts of our tissues.

From "The Lives of a Cell" by Lewis Thomas




Vocabulary lists containing membrane