Search Result for "atomic number 40":
Wordnet 3.0

NOUN (1)

1. a lustrous grey strong metallic element resembling titanium; it is used in nuclear reactors as a neutron absorber; it occurs in baddeleyite but is obtained chiefly from zircon;
[syn: zirconium, Zr, atomic number 40]



WordNet (r) 3.0 (2006):

atomic number 40
    n 1: a lustrous grey strong metallic element resembling
         titanium; it is used in nuclear reactors as a neutron
         absorber; it occurs in baddeleyite but is obtained chiefly
         from zircon [syn: zirconium, Zr, atomic number 40]