ALL meanings of realgar
re·al·gar
R r - noun realgar arsenic disulfide, As 2 S 2 , found in nature as an orange-red mineral and also produced artificially: used in pyrotechnics. 1
- noun realgar a rare orange-red soft mineral consisting of arsenic sulphide in monoclinic crystalline form. It occurs in Utah and Romania and as a deposit from hot springs. It is an important ore of arsenic and is also used as a pigment. Formula: AsS 0
- noun realgar a bright orange-red, monoclinic mineral, AsS, used in fireworks, paints, etc.; arsenic sulfide 0