Definition of zirconium noun from the Oxford Advanced Learner's Dictionary



BrE BrE//zɜːˈkəʊniəm//
; NAmE NAmE//zɜːrˈkoʊniəm//
[uncountable](symbol Zr)
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a chemical element. Zirconium is a hard silver-grey metal that does not corrode very easily. Word Origin early 19th cent.: modern Latin, from zircon, from German Zirkon.
See the Oxford Advanced American Dictionary entry: zirconium