magnesiumoxide
1magnesiumoxide — magnesium oxide 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. * * * …
1magnesiumoxide — magnesium oxide 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. * * * …