DICT.TW Dictionary Taiwan
3.142.42.247
Search for:
▼[Show options]
[Pronunciation] [Help] [Database Info] [Server Info]

1 definition found

From: WordNet (r) 2.0

 rare-earth element
      n : any element of the lanthanide series (atomic numbers 57
          through 71) [syn: rare earth, lanthanoid, lanthanide,
           lanthanon]