ALL meanings of arsenic trisulfide
ar·se·nic tri·sul·fide
A a - noun arsenic trisulfide 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. 1
- noun arsenic trisulfide (inorganic chemistry) The bright yellow sulfide of arsenic, As2S3, that occurs as the mineral orpiment, and has been used as a pigment. 0