echo - definition and synonyms

 
noun [countable] 

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/ˈekəʊ/
singularecho
pluralechoes
  1. 1

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    a noise that is repeated because the sound hits a surface and returns

    the echo of footsteps in the alley

  2. 2
    an idea or phrase that is like one that has been expressed before

    His argument contains clear echoes of 1980s free-market philosophy.

    1. a.
      something that is very like a thing that happened or was produced before

      the violence of the past and its recent echoes