ἀμέθυστος, -ου, ἡ

(accusative to Plut. ἀ- μεθύω, being regarded as an antidote against drunkenness) [in LXX: Exo.28:19 36:19 39:12 Eze.28:13 * ;]

amethyst, a purple quartz: Rev.21:20.†

(AS)

amethyst