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cnidarian

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cnidarian


  1  definition  found 
 
  From  WordNet  r  1.6  [wn]: 
 
  cnidarian 
  n  :  radially  symmetrical  animals  having  saclike  bodies  with  only 
  one  opening  and  tentacles  with  stinging  structures;  they 
  occur  in  polyp  and  medusa  forms  [syn:  {coelenterate}] 




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