# beamstop

> English word · Noun

## Definitions
1. Any of several devices used in X-ray crystallography to avoid damage by X-rays

## Etymology
From beam + stop.

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