# metrochrome

> English word · Noun

## Definitions
1. An instrument with a lantern for measuring colours, used in conjunction with a telescope to note the colours of stars.

## Etymology
From metro- + -chrome.

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