# McLeod gauge

> English word · Noun

## Definitions
1. a device, rather like a manometer, used to measure low pressures close to that of a vacuum, by using an application of Boyle's law

## Etymology
Invented in 1874 by Herbert McLeod.

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