Search Result for "atomic number 73":
Wordnet 3.0

NOUN (1)

1. a hard grey lustrous metallic element that is highly resistant to corrosion; occurs in niobite and fergusonite and tantalite;
[syn: tantalum, Ta, atomic number 73]



WordNet (r) 3.0 (2006):

atomic number 73
    n 1: a hard grey lustrous metallic element that is highly
         resistant to corrosion; occurs in niobite and fergusonite
         and tantalite [syn: tantalum, Ta, atomic number 73]