bypass - definition and synonyms

noun [countable] 

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  1. 1
    a road that goes round a town or city so that you can avoid going through its centre

    the Newbury bypass

  2. 2
    medical a medical operation to make someone’s blood flow past a blocked or damaged part of their heart rather than through it

    bypass surgery

    See also heart bypass
  3. 3
    a tube that allows gas or liquid to flow around something rather than through it
     Synonyms and related words