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diatomite

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diatomite


  1  definition  found 
 
  From  WordNet  r  1.6  [wn]: 
 
  diatomite 
  n  :  a  light  soil  consisting  of  siliceous  diatom  remains  and 
  often  used  as  a  filtering  material  [syn:  {diatomaceous 
  earth},  {kieselguhr}] 




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