Orpiment

[ɒ:pimәnt]

Definition

(noun.) a yellow mineral occurring in conjunction with realgar; an ore of arsenic.

Typist: Marietta--From WordNet

Definition

(n.) Arsenic sesquisulphide, produced artificially as an amorphous lemonyellow powder, and occurring naturally as a yellow crystalline mineral; -- formerly called auripigment. It is used in king's yellow, in white Indian fire, and in certain technical processes, as indigo printing.

Typed by Gwendolyn

Definition

n. arsenic trisulphide giving king's yellow and realgar (red).—ns. Or′pine Or′pin a deep-yellow colour: the Sedum Telephium a popular vulnerary.

Inputed by Bertha