magnesium oxide

noun

Chemistry.

1. magnesia.

magnesium oxide

noun

1. Also called: magnesia. a white tasteless substance occurring naturally as periclase: used as an antacid and laxative and in refractory materials, such as crucibles and fire bricks. Formula: MgO

Word History and Origins

Origin of magnesium oxide¹

First recorded in 1905–10

Example Sentences

The research also found that supplements such as psyllium fiber, certain probiotics, and magnesium oxide may provide additional relief.

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The advice says drinking water high in minerals is better for constipation than tap water, and magnesium oxide supplements are good for improving symptoms.

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It used magnesium oxide boards, which do not burn, during testing and did not reveal this in marketing literature.

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The magnesium formed a thin layer of magnesium oxide on the tantalum surface that appears to keep oxygen from getting through.

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The inquiry heard 8mm fibre cement panels were added over the magnesium oxide to "conceal" its presence, making the whole system almost flush - but for the 2mm difference.

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