Ventilation
WordNet

noun


(1)   The act of supplying fresh air and getting rid of foul air
(2)   The bodily process of inhalation and exhalation; the process of taking in oxygen from inhaled air and releasing carbon dioxide by exhalation
(3)   A mechanical system in a building that provides fresh air
"She was continually adjusting the ventilation"
(4)   Free and open discussion of (or debate on) some question of public interest
"Such a proposal deserves thorough public discussion"
WiktionaryText

Noun



  1. The replacement of stale or noxious air with fresh.
    So you punched out a window for ventilation. Was that before or after you noticed you were standing in a lake of gasoline? - Robert DeNiro, Backdraft
  2. The mechanical system used to circulate and replace air..
  3. An exchange of views during a discussion.
  4. The bodily process of breathing; the inhalation of air to provide oxygen, and the exhalation of spent air to remove carbon dioxide.
 
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