dianium

1 definition found

dianium - Collaborative International Dictionary of English v.0.48 :

  Dianium \Di*a"ni*um\, n. [NL., fr. L. Diana; either as the name
     of the Roman goddess, or from its use in OE. as a name of
     silver.] (Chem.)
     Same as Columbium. [Obs.]
     [1913 Webster]