-
- To save this word, you'll need to log in.
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
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
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Word History
First Known Use
1903, in the meaning defined above
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 22 Dec. 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
More from Merriam-Webster on brush border
Britannica.com: Encyclopedia article about brush border
Love words? Need even more definitions?
Merriam-Webster unabridged
Share