English

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

     

    pacemaker

     noun
    noun
    BrE BrE//ˈpeɪsmeɪkə(r)//
     
    ; NAmE NAmE//ˈpeɪsmeɪkər//
     
    Athletics
     
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  1. 1an electronic device that is put inside a person’s body to help their heart beat regularly After his last heart attack, he was fitted with a pacemaker.
  2. 2(also pacesetter especially in North American English) a person or an animal that begins a race quickly so that the other people taking part will try to copy the speed and run a fast race (figurative) The big banks have been the pacesetters in developing the system. Early pacemakers often drop out of a race before the finish.
  3. 3(also pacesetter especially in North American English) a person or team that is winning in a sports competition The local club are now only one point off the pacemakers. See related entries: Athletics
See the Oxford Advanced American Dictionary entry: pacemaker