n. The oxide of zirconium, obtained as a white powder, and possessing both acid and basic properties. On account of its infusibility, and brilliant luminosity when incandescent, it is used as an ingredient of sticks for the Drummond light.
the GNU version of the Collaborative International Dictionary of English
n. The oxide of zirconium (ZrO2), obtained as a white powder, and possessing both acid and basic properties. On account of its infusibility, and brilliant luminosity when incandescent, it is used as an ingredient of sticks for the Drummomd light.
The Century Dictionary and Cyclopedia
n. This earth is now of industrial value as the chief material used in the ‘glower’ of the Nernst incandescent electric lamp. The glower commonly consists of about 85 per cent. zirconia and 15 per cent. yttria or mixed earths of that class.
n. An oxid, ZrO, of the metal zirconium, resembling alumina in appearance. It is so hard as to scratch glass.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a white crystalline oxide; used in refractories and in insulation and abrasives and enamels and glazes
Word Usage
"According to Ms Garmendia, using a ceramic material called zirconia (Zr02), carbon nanotubes and nanoparticles of zirconia, a prothesis that will last more than 150 years can be produced."