Zirconium dioxide

zirconium oxide

noun
Chemistry. a white, heavy, amorphous, odorless and tasteless, infusible, water-insoluble powder, ZrO 2 , used chiefly as a pigment for paints, an abrasive, and in the manufacture of refractory crucibles.
Also called zirconia [zur-koh-nee-uh] , zirconium dioxide.


Origin:
1865–70

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zirconium oxide
 
n
Also called: zirconia a white amorphous powder that is insoluble in water and highly refractory, used as a pigment for paints, a catalyst, and an abrasive. Formula: ZrO2

Collins English Dictionary - Complete & Unabridged 10th Edition
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zirconium dioxide

zirconium dioxide, an industrially important compound of zirconium and oxygen usually derived from the mineral zircon (see zirconium).

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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