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promethium promethium definition

promethium


 
  Grep  of  noun  promethium 
  promethium 
 
  Overview  of  noun  promethium 
 
  The  noun  promethium  has  1  sense  (no  senses  from  tagged  texts) 
 
  1.  promethium,  Pm  atomic  number  61  --  (a  soft  silvery  metallic  element  of  the  rare  earth  group  having  no  stable  isotope;  was  discovered  in  radioactive  form  as  a  fission  product  of  uranium) 
 
  Overview  of  noun  promethium 
 
  The  noun  promethium  has  1  sense  (no  senses  from  tagged  texts) 
 
  1.  promethium,  Pm  atomic  number  61  --  (a  soft  silvery  metallic  element  of  the  rare  earth  group  having  no  stable  isotope;  was  discovered  in  radioactive  form  as  a  fission  product  of  uranium) 



promethium definition