Chem.
a yellow or red crystalline substance, As 2 S 3 , occurring in nature as the mineral orpiment, and used as a pigment (king's yellow) and in pyrotechnics.
[ 1905-10 ]
Chem.
a yellow or red crystalline substance, As 2 S 3 , occurring in nature as the mineral orpiment, and used as a pigment (king's yellow) and in pyrotechnics.
[ 1905-10 ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012