• Definition for "magnesium oxide"
    • A white powdery ingredient, MgO, having a high…
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  • Synonym for "magnesium oxide"
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magnesium oxide definition

  • noun:
    • A white powdery ingredient, MgO, having a high melting point (2,800°C), utilized in high-temperature refractories, electric insulation, meals packaging, beauty products, and pharmaceuticals.
    • A white powder (MgO) with a top melting point; it takes place naturally as periclase, an ore of magnesium.
    • Magnesia.
    • a white solid mineral that develops naturally as periclase; a source of magnesium
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