Definition of predecessor noun from the Oxford Advanced American Dictionary

     

    predecessor

     noun
    noun
    NAmE//ˈprɛdəˌsɛsər//
     
     
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  1. 1a person who did a job before someone else The new president reversed many of the policies of his predecessor.
  2. 2 a thing, such as a machine, that has been followed or replaced by something else This computer has a larger memory than its predecessor. compare successor
See the Oxford Advanced Learner's Dictionary entry: predecessor