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 In addition to the herbs, potassium and magnesium aid in muscle flexibility and increased energy, while Vitamin C provides antioxidant properties. Jean Chen Smith, Cincinnati.com, "2019/2020 winter running guide: How to stay warm, safe and healthy," 29 Nov. 2019 The creepy superfood is rich in protein and magnesiumAT A MARKET in Goma, a city in the east of the Democratic Republic of Congo, an old woman pulls the wings off live grasshoppers and tosses their wriggling bodies into a bucket. The Economist, "Grubs up Why eating bugs is so popular in Congo," 14 Nov. 2019 The researchers also did not include the influence of silicon and magnesium in their calculations. Chris Lee, Ars Technica, "Earth’s core too hot ‘n heavy for oxygen, but may have rusty coating," 10 Nov. 2019 Only insignificant quantities of calcium, phosphorus, and magnesium. Alexandra Hansen, Quartzy, "The health benefits of coconut water have been greatly overstated," 5 Nov. 2019 High concentrations of magnesium salts, which fatally disrupt cell membranes and large molecules, appeared to be another life-limiting factor. Robin George Andrews, New York Times, "They Didn’t Find Life in a Hopeless Place," 1 Nov. 2019 Too much magnesium causes cell membranes to dissolve, López-García says. Elizabeth Pennisi, Science | AAAS, "Some spots on Earth are too hostile for life," 28 Oct. 2019 The rest of the Pixebook Book Go is made of black or (not) pink magnesium and has a smooth matte finish and curved corners like the Pixel Slate. Michael Simon, PCWorld, "Google Pixelbook Go hands-on: Come for the low price, stay for the keyboard," 16 Oct. 2019 Gwenyth Paltrow likes to wind down every evening in a bath of magnesium salts. Rachel Syme, The New Yorker, "The Age of Bathfluence," 28 Sep. 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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Time Traveler for magnesium

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The first known use of magnesium was in 1812

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Statistics for magnesium

Last Updated

4 Dec 2019

Cite this Entry

“Magnesium.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/magnesium. Accessed 11 December 2019.

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More Definitions for magnesium

magnesium

noun
How to pronounce magnesium (audio)

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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