DICT.TW Dictionary Taiwan
18.119.111.179
Search for:
▼[Show options]
[Pronunciation] [Help] [Database Info] [Server Info]

1 definition found

From: WordNet (r) 2.0

 columbite-tantalite
      n : a valuable black mineral combining niobite and tantalite;
          used in cell phones and computer chips [syn: coltan]