amethyst
/ˈæmɪθɪst/noun
mass noun
1- a precious stone consisting of a violet or purple variety of quartz紫晶, 紫石英。
1.1
- a violet or purple colour紫罗兰色, 紫色：
as modifier an amethyst dress.一件紫色裙子。
派生词
amethystine
/ˌæmɪˈθɪstaɪn/ adjective词源
Middle English: via Old French from Latin amethystus, from Greek amethustos 'not drunken' (because the stone was believed to prevent intoxication).