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brush border
noun
, Anatomy.
- a dense array of microvilli projecting from the surface of certain epithelial tissues, as the lining of the intestinal tract.
brush border
noun
- physiol a layer of tightly packed minute finger-like protuberances on cells that line absorptive surfaces, such as those of the intestine and kidney See also microvillus
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Word History and Origins
Origin of brush border1
First recorded in 1900–05
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