# micromirror

> English word · Noun

## Definitions
1. A very small, highly reflective mirror, often supported on a torsion beam, used in a variety of applications and in research on radiation and quantum effects.

## Etymology
From micro- + mirror.

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