zirconium oxide


noun

Chemistry. a white, heavy, amorphous, odorless and tasteless, infusible, water-insoluble powder, ZrO2, used chiefly as a pigment for paints, an abrasive, and in the manufacture of refractory crucibles.

Nearby words

  1. zircaloy,
  2. zircon,
  3. zirconia,
  4. zirconic,
  5. zirconium,
  6. zirconyl,
  7. ziska,
  8. zit,
  9. zither,
  10. zithern

Origin of zirconium oxide

First recorded in 1865–70

Also called zir·co·ni·a [zur-koh-nee-uh] /zɜrˈkoʊ ni ə/, zirconium dioxide.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


British Dictionary definitions for zirconium oxide

zirconium oxide

noun

a white amorphous powder that is insoluble in water and highly refractory, used as a pigment for paints, a catalyst, and an abrasive. Formula: ZrO 2Also called: zirconia
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012