# microvillus

> English word · Noun

## Definitions
1. Any of many fingerlike extensions on the surfaces of many cells, consisting of the proteins actin, fimbrin, and villin.

## Etymology
From micro- + villus.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/microvillus