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boundary

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noun [countable] British English pronunciation: boundary /ˈbaʊnd(ə)ri/ 
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singularboundary
pluralboundaries

Related dictionary definitions

  1. 1
    something such as a line on a map that marks where one area of land ends and another begins

    a proposal to redraw the city boundary

    Akbar extended the boundaries of his empire in the north and to the south.

    boundary with:

    Estonians and Latvians began to query the status of their boundaries with Russia.

    Thesaurus entry for this meaning of  boundaryThesaurus entry for this meaning of boundary
    1. a.
      a physical object such as a wall or fence that marks the limits of an area

      a boundary fence/wall

      boundary between:

      The lane once formed the boundary between the two villages.

      Thesaurus entry for this meaning of  boundaryThesaurus entry for this meaning of boundary
    See also  border
  2. 2
    [usually plural] the limits of an activity or experience

    a community in which class boundaries are very clearly drawn

    push back/extend the boundaries of something:

    new research that pushes back the boundaries of genetic science

    cut across boundaries:

    The party’s support cuts across religious boundaries (=is not influenced by differences among religions).

    Thesaurus entry for this meaning of  boundaryThesaurus entry for this meaning of boundary
    1. a.
      an imaginary point separating two different qualities, ideas etc
      boundary between:

      The boundary between fact and fiction in her writing is often blurred.

      Thesaurus entry for this meaning of  boundaryThesaurus entry for this meaning of boundary

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This is the British English definition of boundary. View American English definition of boundary.

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