vermilion

(redirected from vermilioning)
Also found in: Dictionary, Thesaurus, Medical.

vermilion,

vivid red pigmentpigment,
substance that imparts color to other materials. In paint, the pigment is a powdered substance which, when mixed in the liquid vehicle, imparts color to a painted surface.
..... Click the link for more information.
 of durable quality. It is a chemical compound of mercury and sulfur and is known as red sulfide of mercury; it was formerly obtained by grinding pure cinnabar but is now commonly prepared synthetically. Vermilion is a good pigment for protecting iron and steel and is therefore used in paints. It is commonly adulterated because of its high cost. Certain other materials are sometimes called vermilion; among them is imitation vermilion, prepared from a combination of red lead or basic lead chromate and certain other chemicals.

vermilion

[vər′mil·yən]
(inorganic chemistry)

vermilion

, vermillion
1. a bright red to reddish-orange colour
2. mercuric sulphide, esp when used as a bright red pigment; cinnabar