tantalum
1. [ noun ] (chemistry) a hard gray lustrous metallic element that is highly corrosion-resistant; occurs in niobite and fergusonite and tantalite
Synonyms: atomic_number_73 Ta
Related terms: metallic_element tantalite niobite fergusonite
Similar spelling:   Tantalus
  tantalize
  tantalite
  tantalise
  tantalizer
  tantaliser
  tantalizing
  tantalising
  Tantilla