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See also: spill over



spillover ‎(plural spillovers)

  1. That which overflows; the excess or side effect.
    The spillover from the dam due to the heavy rains will run down this channel and harmlessly dump into that river, we hope.
    The spillover from this war will be many little massacres of civilians by civilians.
  2. The spread of infectious disease between different species of animal and particularly to humans.

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