Onyx
WordNet
noun
(1) A chalcedony with alternating black and white bands; used in making cameos
WiktionaryText
Etymology
Before 1300 as onix, in about 1250 as oneche, from Old French oniche or onix, or from Latin onyx, from Greek ὄνυξ (onyx).
Noun
- A banded variety of chalcedony, a cryptocrystalline form of quartz.
Quotations
, Genesis, 2:12-
- And the gold of that land is good: there is bdellium and the onyx stone.