magnesium

noun
mag·​ne·​sium | \ mag-ˈnē-zē-əm How to pronounce magnesium (audio) , -zhəm\

Definition of magnesium

: a silver-white malleable ductile light metallic element that occurs abundantly in nature and is used in metallurgical and chemical processes, in photography, signaling, and pyrotechnics because of the intense white light it produces on burning, and in construction especially in the form of light alloys — see Chemical Elements Table

Examples of magnesium in a Sentence

Recent Examples on the Web

More lightweight magnesium is used for a beam that runs across the vehicle behind the dashboard. Mark Phelan, Detroit Free Press, "Why Ford walked away from all-aluminum bodies for new 2020 Explorer," 6 July 2019 In that process magnesium is captured within the rocks, whereas sodium and chlorine escape. Shannon Hall, Scientific American, "Water on Europa—with a Pinch of Salt," 12 June 2019 The paper names 12 nutrients key to managing depression and anxiety: folate (vitamin B9), iron, long-chain omega-3 fatty acids, magnesium, potassium, selenium, thiamine (vitamin B1), vitamin A, vitamin B6, vitamin B12, vitamin C and zinc. Kathleen Squires, WSJ, "Feed Your Head: Foods That Target Depression and Anxiety," 26 July 2018 The nuts are know for being high in linoleic acid (essential fatty acid typically found in plants), vitamin E, Omega 6, copper, iron, calcium, and magnesium. Shalwah Evans, Essence, "Charlotte Mensah Has Found The Next Miracle Beauty Ingredient, And She’s Sharing," 26 June 2019 Pumpkin seeds are filled with potassium, magnesium, zinc, and iron. Jaclyn London, Ms, Rd, Cdn, Good Housekeeping, "The Best Pumpkin Health Benefits Every Fall Lover Needs to Know About," 14 June 2019 Sea salt also contains elements like calcium, potassium, and magnesium, but these usually consist of around 0.1 percent of the salt or less. David Grossman, Popular Mechanics, "The Yellow Part of Jupiter's Watery Moon? That's Table Salt, NASA Says," 13 June 2019 The top is constructed of a triple layer of fabric stretched over a frame made of aluminum, magnesium, and steel. Andrew Wendler, Car and Driver, "The 2020 Mercedes-AMG GT R Roadster Costs Almost $27,000 More than the Coupe," 30 May 2019 Seawater's weight is about 3.5 percent dissolved salt; oceans are also rich in chlorine, magnesium, and calcium. Paul Chesley, National Geographic, "Our oceans are under attack by climate change, overfishing," 21 Mar. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'magnesium.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of magnesium

1812, in the meaning defined above

History and Etymology for magnesium

New Latin, from magnesia

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Statistics for magnesium

Last Updated

17 Jul 2019

Look-up Popularity

Time Traveler for magnesium

The first known use of magnesium was in 1812

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More Definitions for magnesium

magnesium

noun

English Language Learners Definition of magnesium

: a silver-white metallic element that produces a very bright white light when it burns

magnesium

noun
mag·​ne·​sium | \ mag-ˈnē-zē-əm How to pronounce magnesium (audio) , -ˈnē-zhəm\

Kids Definition of magnesium

: a silvery white metallic chemical element that is lighter than aluminum and is used in lightweight alloys

magnesium

noun
mag·​ne·​sium | \ mag-ˈnē-zē-əm How to pronounce magnesium (audio) , -zhəm How to pronounce magnesium (audio) \

Medical Definition of magnesium

: a silver-white light malleable ductile metallic element that occurs abundantly in nature (as in bones and seeds and in the form of chlorophyll in the green parts of plants) and is used in metallurgical and chemical processes, in photography, in signaling, and in the manufacture of pyrotechnics because of the intense white light it produces on burning, and in construction especially in the form of light alloys symbol Mg — see Chemical Elements Table

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More from Merriam-Webster on magnesium

Rhyming Dictionary: Words that rhyme with magnesium

Spanish Central: Translation of magnesium

Nglish: Translation of magnesium for Spanish Speakers

Britannica.com: Encyclopedia article about magnesium

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