# ruel-bone

> English word · Noun

## Definitions
1. A piece of ivory, generally from a marine mammal.

## Etymology
Learned borrowing from Middle English rewell bon, ruel bon (“walrus ivory”), from Old French roal, rohal (“walrus ivory”), ultimately from Old Norse hrosshvalr (“walrus”).

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