Webster's English Dictionary

Enter the word to look up:

zirconium

Cross references:
  1. element               
 
zir.co.ni.um \.z*r-'ko--ne--*m\ n [NL, fr. ISV zircon] : a steel-gray 
   strong ductile chiefly tetravelent metallic element with a  high melting 
   point that occurs widely in combined form esp. in zircon, is highly 
   resistant to corrosion, and is used in alloys and in refractories and 
   ceramics