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Definition of ventilation noun from the Oxford Advanced Learner's Dictionary

ventilation

noun
 
/ˌventɪˈleɪʃn/
 
/ˌventɪˈleɪʃn/
[uncountable]
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  1. the fact of allowing fresh air to enter and move around a room, building, etc.
    • a ventilation shaft
    • Make sure that there is adequate ventilation in the room before using the paint.
See ventilation in the Oxford Learner's Dictionary of Academic English
Check pronunciation: ventilation

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