microvillus

[ mahy-kroh-vil-uh s ]
/ ˌmaɪ kroʊˈvɪl əs /

noun, plural mi·cro·vil·li [mahy-kroh-vil-ahy] /ˌmaɪ kroʊˈvɪl aɪ/. Cell Biology.

any of the small, fingerlike projections of the surface of an epithelial cell.

Origin of microvillus

First recorded in 1950–55; micro- + villus

Related forms

mi·cro·vil·lar, mi·cro·vil·lous, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for microvilli

microvillus

/ (ˌmaɪkrəʊˈvɪləs) /

noun plural -li (-laɪ)

physiol a thin protuberance present in great abundance at the surface of some epithelial cells, notably in the gut, thus increasing the surface area available for absorption
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for microvilli

microvillus

[ mī′krō-vĭləs ]

n. pl. mi•cro•vil•li (-vĭlī′)

Any of the minute hairlike structures projecting from the surface of certain types of epithelial cells, especially those of the small intestine.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.