from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A poisonous compound, HgS, having two forms:
- n. Black mercuric sulfide, a black powder obtained from mercury salts or by the reaction of mercury with sulfur, used as a pigment.
- n. Red mercuric sulfide, a bright scarlet powder derived from heating mercury with sulfur, used as a pigment.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The sulfide of mercury, HgS, that occurs as the mineral cinnabar.
Sorry, no etymologies found.