— zirconic /zerr kon"ik/ , adj.
/zerr koh"nee euhm/ , 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.
[ 1800-10; ]