noun🔗ShareThe 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 laboratory technician used a small amount of zirconia powder to make the special light for the demonstration. "compoundsubstancematerialchemistryscienceChat with AIVocabulary GamePractice Reading