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breach

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noun [countable] British English pronunciation: breach /briːtʃ/ 
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singularbreach
pluralbreaches

Related dictionary definitions

  1. 1
    a failure to follow a law or rule
    breach of:

    Reproduction of the CD constitutes a breach of copyright.

    be in breach of something:

    The company was found to be in breach of environmental regulations.

    1. a.
      a failure to do something that you have promised to do or that people expect you to do
      breach of contract:

      If you don't deliver on time, you could be sued for breach of contract.

      breach of trust/confidentiality:

      a clear breach of patient confidentiality

  2. 2
    formal a serious disagreement

    This could lead to a major breach in our relationship with China.

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