Definition of predecessor noun from the Oxford Advanced Learner's Dictionary



    BrE BrE//ˈpriːdɪsesə(r)//
    ; NAmE NAmE//ˈpredəsesər//
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  1. 1a person who did a job before somebody else The new president reversed many of the policies of his predecessor. his immediate predecessor in the post my predecessor at the Ministry of Defence
  2. 2a thing, such as a machine, that has been followed or replaced by something else This computer has a larger memory than its predecessor.
  3. compare successor
    Word Originlate Middle English: from late Latin praedecessor, from Latin prae ‘beforehand’ + decessor ‘retiring officer’ (from decedere ‘depart’).
See the Oxford Advanced American Dictionary entry: predecessor