ventilation
definitions
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noun
the process of supplying fresh air and removing stale air from a spaceen: the process of supplying fresh air and removing stale air from a space
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noun
the system or equipment used to provide ventilationen: the system or equipment used to provide ventilation
examples
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The room needs better ventilation.
The room needs better ventilation.
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The ventilation system is broken.
The ventilation system is broken.