Definition of "Ventilate" :

verb: expose to cool or cold air so as to cool or freshen

verb: furnish with an opening to allow air to circulate or gas to escape

verb: give expression or utterance to

verb: circulate through and freshen

"The gust of air ventilated the room."

verb: expose to the circulation of fresh air so as to retard spoilage

"Wheat should be well ventilated."