Amethyst
Pronunciation : Am"e*thyst
Etymology : [F. ametiste, amatiste, F. am?thyste, L. amethystus, fr. Gr. Mead.]
Definition : 1. (Min.)
Defn: A variety of crystallized quartz, of a purple or bluish violet color, of different shades. It is much used as a jeweler's stone. Oriental amethyst, the violet-blue variety of transparent crystallized corundum or sapphire.
2. (Her.)
Defn: A purple color in a nobleman's escutcheon, or coat of arms.
Source : Webster's Unabridged Dictionary, 1913