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cesium

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cesium


  1  definition  found 
 
  From  WordNet  r  1.6  [wn]: 
 
  cesium 
  n  :  a  soft  silver-white  ductile  metallic  element  (liquid  at 
  normal  temperatures);  the  most  electropositive  and 
  alkaline  metal  [syn:  {caesium},  {Cs},  {atomic  number  55}] 




more about cesium