Before 1300 as onix, in about 1250 as oneche, from Old French oniche or onix, from Latin onyx, from Ancient Greek ὄνυξ (onyx).
onyx (countable and uncountable, plural onyxes)
- (mineralogy) A banded variety of chalcedony, a cryptocrystalline form of quartz.
- A jet-black color, named after the gemstone.
a banded variety of chalcedony
onyx (not comparable)
- 1611, Bible (KJV):, Genesis, 2:12
- And the gold of that land is good: there is bdellium and the onyx stone.
1922, Michael Arlen, chapter 3/7/2, “Piracy”: A Romantic Chronicle of These Days:
- There was no moon, only stars set brilliantly in the soft black onyx of the sky : a black night and very silent on Cimiez ; and a black and silent prospect from the verandah […]
- ^ Chambers Dictionary of Etymology, Robert K. Barnhart (ed.), Chambers, 1988
onyx m (plural onyx)
- obsolete spelling of ónix (used in Portugal until September 1911 and died out in Brazil during the 1920s).