arsenic trisulfide

  1. a yellow or red crystalline substance, As2S3, occurring in nature as the mineral orpiment, and used as a pigment (king's yellow ) and in pyrotechnics.

Origin of arsenic trisulfide

First recorded in 1905–10

Words Nearby arsenic trisulfide Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023