Noun
cubic zirconia (plural cubic zirconias)
(mineralogy) crystalline form of zirconium dioxide used as gemstones in jewelry.
Synonym: CZ
A friend of the mother-of-seven previously told that the blue silver oval blue Cubic Zirconia cluster ring is in the box and ready to go back. Source: Internet
Cubic zirconia, made of zirconium oxide, and moissanite, made of silicon carbide, began selling in the 1970s and 1990s respectively, after they were successfully created in labs. Source: Internet
Cubic zirconia is the most common. Source: Internet