from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A white powdery compound, MgO, having a high melting point (2,800°C), used in high-temperature refractories, electrical insulation, food packaging, cosmetics, and pharmaceuticals.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A white powder (MgO) with a high melting point; it occurs naturally as periclase, an ore of magnesium.
from the GNU version of the Collaborative International Dictionary of English
- n. Magnesia.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a white solid mineral that occurs naturally as periclase; a source of magnesium
Sorry, no etymologies found.