brush border

noun

: a stria of microvilli on the plasma membrane of an epithelial cell (as in a kidney tubule) that is specialized for absorption

Examples of brush border in a Sentence

Recent Examples on the Web
These examples are automatically compiled from online sources to illustrate current usage. Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Step 4Beat 1 egg with 1 teaspoon water and lightly brush border of chilled pie shell; reserve egg wash. Joy Cho, Good Housekeeping, 12 Nov. 2022 Spoon 1 heaping tablespoon cranberry mixture in center of each rectangle on sheet, leaving 1/2-inch border around edges. Lightly brush border with some egg. The Good Housekeeping Test Kitchen, Good Housekeeping, 28 Oct. 2019

Word History

First Known Use

1903, in the meaning defined above

Time Traveler
The first known use of brush border was in 1903

Dictionary Entries Near brush border

Cite this Entry

“Brush border.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/brush%20border. Accessed 13 Nov. 2024.

Medical Definition

brush border

noun
: a stria of microvilli on the plasma membrane of an epithelial cell (as in a kidney tubule) that is specialized for absorption

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