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derris

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derris


  1  definition  found 
 
  From  WordNet  r  1.6  [wn]: 
 
  derris 
  n  :  any  of  various  usually  woody  vines  of  the  genus  Derris  of 
  tropical  Asia  whose  roots  yield  the  insecticide  rotenone; 
  several  are  sources  of  native  fish  and  arrow  poisons 




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