zirconia zirconate • zirconian · · · Info · Definitions · Synonyms · Characters · · zirconia · · Text Latin · · Script 8 · · Length 4 · · Syllables Definitions · · · (noun) a white crystalline oxide; used in refractories and in insulation and abrasives and enamels and glazes. Synonyms: zirconium oxide, zirconium dioxide. · · Noun Definition 1 Synonyms · · · zirconium oxide · · Synonym 1 zirconium dioxide · · Synonym 2 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 z latin small letter z U+007A