DICT.TW Dictionary Taiwan
18.217.246.148

Search for:
[Show options]
[Pronunciation] [Help] [Database Info] [Server Info]

1 definition found

From: WordNet (r) 2.0

 atomic number 65
      n : a metallic element of the rare earth group; used in lasers;
          occurs in apatite and monazite and xenotime and ytterbite
          [syn: terbium, Tb]