Magnesium Meaning
/ˌmæɡˈniːzi.əm/Definition, CEFR level B2, pronunciation, examples, and quiz.
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Definition
nounThe chemical element with an atomic number of 12. It is a light, easily flammable, silvery-white alkaline earth metal.
Sentence Examples
Powders of aluminium, magnesium, silicon, etc. explode.
Magnesium is a chemical element.
Beryllium, magnesium, calcium, strontium, barium and radium are alkaline earth metals.
CEFR Practice Quiz
The fireworks contained ____, which burns with a bright white light when ignited.
CEFR Practice Quiz (Alternate)
____ is an important mineral that is found in many different foods and is essential for health.
Word Origin & History
From New Latin magnēsium, from Ancient Greek μαγνησία (magnēsía), after Μαγνησία (Magnēsía, “Magnesia”), a region in Thessaly. Coined by British chemist Humphry Davy, as a modification of his original suggestion, magnium.
Literary Quotations & Historical Citations
"A sample of carbon removed from the ocean in the solid form of calcium carbonate and magnesium hydroxide from UCLA's SeaChange program -- now known as Equatic -- in 2023."
— 2024 April 21, Laura Paddison, “Can this ocean-based carbon plant help save the world? Some scientists are raising red flags”, in CNN:
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CEFR Practice Quiz
The fireworks contained ____, which burns with a bright white light when ignited.
CEFR Practice Quiz (Alternate)
____ is an important mineral that is found in many different foods and is essential for health.