Meaning
A banded variety of chalcedony, a cryptocrystalline form of quartz.
Etymology
Origin: Middle English
From Middle English onix (c. 1300), earlier oniche (c. 1250), from Old French oniche or onix, from Latin onyx, from Ancient Greek ὄνυξ (ónux, “onyx”). Doublet of unguis.
Synonyms & Antonyms
NYT Puzzle Appearances
Accepted in 1 recorded puzzle: