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ventilation system

 
Noun ventilation system has 1 sense
  1. ventilation, ventilation system, ventilating system - a mechanical system in a building that provides fresh air; "she was continually adjusting the ventilation"
    --1 is a kind of mechanical system
    --1 has parts: ventilation shaft; ventilator
vented venter venthole ventilate ventilated ventilating system ventilation ventilation shaft ventilation system ventilator ventilators ventilatory venting vention ventner ventolin ventonit

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