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Meaning of rubidium


1 definition found

From WordNet (r) 3.0 (2006) [wn]:

  rubidium
      n 1: a soft silvery metallic element of the alkali metal group;
           burns in air and reacts violently in water; occurs in
           carnallite and lepidolite and pollucite [syn: {rubidium},
           {Rb}, {atomic number 37}]


WordNet ® Princeton University. http://wordnet.princeton.edu

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