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magnesium
noun
mag·ne·sium
mag-ˈnē-zē-əm
-zhəm
: 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
For optimal cooling and lowering of weight, there is a magnesium battery enclosure.
—New Atlas, 4 Nov. 2024
This potent magnesium bath soak is enriched with stress-relieving essential oils and apple cider vinegar and is designed to support serotonin levels and provide muscle and nerve relief.
—Mia Meltzer, Rolling Stone, 1 Nov. 2024
The brakes behind those stylish 18-inch magnesium monoblocks were upfitted, too.
—Sean Evans, Robb Report, 30 Oct. 2024
This magnesium body lotion from Neom, $41 at Nordstrom, is scented with notes of English lavender, sweet basil and jasmine and packs a big magnesium punch to relax you.
—Nora Colomer, Fox News, 30 Oct. 2024
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Word History
Etymology
New Latin, from magnesia
First Known Use
1812, in the meaning defined above
Phrases Containing magnesium
Dictionary Entries Near magnesium
Cite this Entry
“Magnesium.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/magnesium. Accessed 19 Nov. 2024.
Kids Definition
magnesium
noun
mag·ne·sium
mag-ˈnē-zē-əm
-zhəm
: a silver-white metallic element that is light and easily worked, burns with a dazzling light, and is used in making lightweight alloys see element
Medical Definition
magnesium
noun
mag·ne·sium
mag-ˈnē-zē-əm
-zhəm
: 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
More from Merriam-Webster on magnesium
Nglish: Translation of magnesium for Spanish Speakers
Britannica.com: Encyclopedia article about magnesium
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