银丹 Traditional form: 銀丹 Pinyin (reading): yíndān Definitions: lunar caustic (fused silver nitrate, shaped into a stick and used as a cauterizing agent) Characters: 银 - silver; cash, money, wealth 丹 - cinnabar, red, vermilion; pellet, powder Traditional characters: 銀 - silver; cash, money, wealth 丹 - cinnabar, red, vermilion; pellet, powder