# respirometer

> English word · Noun

## Definitions
1. A device used to measure the rate of respiration of living organisms, such as plants or fish.
2. An apparatus for supplying air to a diver under water.

## Etymology
From respire + -o- + -meter.

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