magnesium hydroxide

noun

Chemistry.

1. a white, crystalline, slightly water-soluble powder, Mg(OH) 2 , used chiefly in medicine as an antacid and as a laxative.

Word History and Origins

Origin of magnesium hydroxide¹

First recorded in 1905–10

Example Sentences

For the past year, the postdoctoral researcher has poured water samples into small plastic bottles, some with an added dose of magnesium hydroxide.

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Others use milk, a mixture of baking soda and water or a watered-down preparation of an over-the-counter heartburn treatment with aluminum and magnesium hydroxide as its main active ingredients.

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In addition to soy, minerals such as iron or calcium and antacids such as aluminum hydroxide or magnesium hydroxide can interfere with levothyroxine absorption.

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It combines with water to form magnesium hydroxide, but much more slowly and with the production of much less heat than in the case of calcium oxide.

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Consider, for example, the action of hydrochloric acid upon magnesium hydroxide.

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