Ruel-bone

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A piece of ivory, generally from a marine mammal. archaic, literary

    "RUEL-BONE Is mentioned by Chaucer, and in the following passage, as the material of a saddle. It is not, of course, to be thence supposed that ruel-bone was commonly or even actually used for that purpose,[…]"

Example

More examples

"RUEL-BONE Is mentioned by Chaucer, and in the following passage, as the material of a saddle. It is not, of course, to be thence supposed that ruel-bone was commonly or even actually used for that purpose,[…]"

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”).

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.