/ree al"geuhr, -gahr/ , n.
arsenic disulfide, AS 2 S 2 , found in nature as an orange-red mineral and also produced artificially: used in pyrotechnics. Also called red orpiment .
[ 1350-1400; ME realger rahj al-ghar powder of the mine or cave ]
/ree al"geuhr, -gahr/ , n.
arsenic disulfide, AS 2 S 2 , found in nature as an orange-red mineral and also produced artificially: used in pyrotechnics. Also called red orpiment .
[ 1350-1400; ME realger rahj al-ghar powder of the mine or cave ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012