1  definition  found 
 
  From  WordNet  r  1.6  [wn]: 
 
  hypothesize 
  v  :  to  believe  especially  on  uncertain  or  tentative  grounds: 
  "Scientists  supposed  that  large  dinosaurs  lived  in 
  swamps."  [syn:  {speculate},  {theorize},  {theorise},  {conjecture}, 
  {hypothecate},  {suppose}] 

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