Definition of: ventilate

(ven′tə·lāt) v.t. ·lat·ed, ·lat·ing
1. To produce a free circulation of air in, as by means of open shafts, windows, doors, etc.; admit fresh air into.
2. To provide with a vent.
3. To make widely known; expose to examination and discussion.
4. To oxygenate, as blood.
5. Obs. To winnow; fan, as wheat. [<L ventilatus, pp. of ventilare fan <ventus wind]
—ven′ti·lat′ing, ven′ti·la′tion noun
—ven′ti·la′tive adjective