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Dictionary definition for: Ventilation

1. (n) the act of supplying fresh air and getting rid of foul air

2. (n) a mechanical system in a building that provides fresh air; "she was continually adjusting the ventilation"

3. (n) free and open discussion of (or debate on) some question of public interest; "such a proposal deserves thorough public discussion"

4. (n) the bodily process of inhalation and exhalation; the process of taking in oxygen from inhaled air and releasing carbon dioxide by exhalation

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