gap - definition and synonyms

noun [countable] 

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  1. 1
    a space or opening in the middle of something or between things

    Fill in any gaps around windows and doors.

    gap between:

    Through the gaps between the trees I could see a river in the distance.

    gap in:

    We waited for a gap in the busy traffic and crossed the road.

    1. a.
      a low area between mountains that people use to cross them

      The more southerly route lay across a gap in the mountains.

  2. 2
    something missing from a situation or a system that prevents it from being complete or perfect
    gap in:

    We will then carry out research to fill in the gaps in our knowledge.

    His death leaves a huge gap in the theatrical life of New York.

  3. 3
    a large difference between things or groups
    gap between:

    The gap between farm incomes and land values is wider than ever.

    close/narrow/reduce/bridge the gap:

    The book clearly bridges the gap between theory and practice.

    widen the gap:

    The Prime Minister was accused of widening the gap between rich and poor.

  4. 4
    a period of time in which something does not happen
    gap of:

    The second volume in the series came out after a gap of seven years.