onyx

n. 缟玛瑙
【医】 爪甲, 甲, 眼前房积脓

on.yx

n.（名词）
A chalcedony that occurs in bands of different colors and is used as a gemstone, especially in cameos and intaglios.
缟玛瑙：一种带有条纹和多种颜色的玉髓，它被用来作饰物的宝石，常用于浮雕和凹雕

来源：
Middle English onix
中古英语 onix
from Old French
源自 古法语
from Latin onyx
源自 拉丁语 onyx
from Greek onux [nail, onyx] * see nogh-
源自 希腊语 onux [指甲，缟玛瑙] *参见 nogh-