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

     

    relay

     noun
    noun
    BrE BrE//ˈriːleɪ//
     
    ; NAmE NAmE//ˈriːleɪ//
     
    Athletics, Electronics
     
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  1. 1(also relay race) a race between teams in which each member of the team runs or swims one section of the race the 4 × 100m relay a relay team the sprint relay She ran in the 4 × 400 relay. See related entries: Athletics
  2. 2a fresh set of people or animals that take the place of others that are tired or have finished a period of work Rescuers worked in relays to save the trapped miners. The wagons were pulled by relays of horses.
  3. 3an electronic device that receives radio or television signals and sends them on again with greater strength a relay station See related entries: Electronics
  4. Word Origin late Middle English (referring to the provision of fresh hounds on the track of a deer): from Old French relai (noun), relayer (verb), based on Latin laxare ‘slacken’.

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