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5 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典

 eu·ro·pi·um /jʊˈropiəm/
 銪

From: DICT.TW English-Chinese Medical Dictionary 英漢醫學字典

 eu·ro·pi·um /jʊˈropɪəm/ 名詞
 銪

From: Webster's Revised Unabridged Dictionary (1913)

 Eu·ro·pi·um n.  Chem. A metallic element of the rare-earth group (Lanthanide series), discovered spectroscopically by Demarcay in 1896. Symbol, Eu; atomic number 63; at. wt., 151.965 (C=12.011); valence = +2 or +3.
 ◄ ►

From: WordNet (r) 2.0

 europium
      n : a bivalent and trivalent metallic element of the rare earth
          group [syn: Eu, atomic number 63]

From: Elements database 20001107

 europium
 Symbol: Eu
 Atomic number: 63
 Atomic weight: 151.25
 Soft silvery metallic element belonging to the lanthanoids. Eu-151 and
 Eu-153 are the only two stable isotopes, both of which are neutron
 absorbers. Discovered in 1889 by Sir William Crookes.