zirconium
noun
zir·co·ni·um
ˌzər-ˈkō-nē-əm 
: a steel-gray hard ductile metallic element with a high melting point that occurs widely in combined form (as in zircon), is highly resistant to corrosion, and is used especially in alloys and in refractories and ceramics see Chemical Elements Table
Examples of zirconium in a Sentence
Recent Examples on the Web
Chanel now makes its own case and bracelet components from proprietary ceramic powder formulas and compressed cylinders of zirconium oxide powder.
—
Roberta Naas, New York Times, 7 Apr. 2025
The 42mm case, case ring, bezel and case back ring are all made of black zirconium oxide ceramic, as are the add-on parts like the crown protection and the crown.
—Anthony Demarco, Forbes.com, 1 Apr. 2025
The ergonomic properties of black zirconium oxide ceramic, which is light and comfortable to wear, are bested only by its stealthy appearance, sleek by definition.
—Justin Fenner, Robb Report, 1 Apr. 2025
Untapped cobalt, nickel, copper, lithium and zirconium There also appears to be an economic motivation, that has national security implications, behind Trump's interest in the territory.
—Kim Hjelmgaard, USA Today, 27 Mar. 2025
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Cite this Entry
“Zirconium.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/zirconium. Accessed 14 Apr. 2025.
Kids Definition
zirconium
noun
zir·co·ni·um
ˌzər-ˈkō-nē-əm
: a steel-gray strong metallic element with a high melting point that is used especially in combination with other metals see element
Medical Definition
zirconium
noun
zir·co·ni·um
(ˌ)zər-ˈkō-nē-əm
: a steel-gray strong ductile chiefly tetravalent metallic element with a high melting point
—symbol Zr
see Chemical Elements Table
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