# Mer de Glace

> English word · Proper noun

## Definitions
1. A glacier above the Chamonix valley in Auvergne-Rhône-Alpes, France.

## Etymology
From French mer de glace (“sea of ice”).

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