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

Research shows that supplementing with magnesium and vitamin B6 significantly alleviates PMS symptoms. —Marco Rubio, Newsweek, 2 Nov. 2024

Each packet of this supplement includes a moderate dose of electrolytes, including sodium (260 mg), potassium (200 mg), and magnesium (30 mg), enough to provide the benefits for most people. —Shushy Rita Setrakian Ms, Rd, Verywell Health, 31 Oct. 2024

Pecans Rich in potassium and magnesium, pecans help stimulate the functioning of the nervous system as these two chemical elements are involved in exchanges between nerve cells and help to advance nerve impulses to the brain. —Jeanne Ballion, Vogue, 31 Oct. 2024

Basalt is volcanic rock that forms when lava rich in iron and magnesium cools quickly. —Anthony Demarco, Forbes, 30 Oct. 2024

Word History

Etymology

New Latin, from magnesia

First Known Use

1812, in the meaning defined above

Phrases Containing magnesium

• magnesium carbonate
• magnesium chloride
• magnesium hydroxide
• magnesium oxide
• magnesium sulfate

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