zirconium: Meaning and Definition of
Pronunciation: (zûr-kō'nē-um), [key]
— n. Chem.
- a metallic element found combined in zircon, baddeleyite, etc., resembling titanium chemically: used in steel metallurgy, as a scavenger, as a refractory, and as an opacifier in vitreous enamels. Symbol: Zr; at. wt.: 91.22; at. no.: 40; sp. gr.: 6.49 at 20°C.
- zirconium (Thesaurus)