ventilation

The replacement of stale or noxious air with fresh.

Noun

  1. The replacement of stale or noxious air with fresh.
    • So you punched out a window for ventilation. Was that before or after you noticed you were standing in a lake of gasoline? - 1991, Robert DeNiro (actor), Backdraft
  2. The mechanical system used to circulate and replace air.
  3. An exchange of views during a discussion.
  4. The public exposure of an issue or topic.
    • "No, Mr. Malone, I will place no restriction upon your correspondence, since the ventilation of the facts is the object of your journey; but I demand that you shall give no particulars as to your exact destination, and...
  5. The bodily process of breathing; the inhalation of air to provide oxygen, and the exhalation of spent air to remove carbon dioxide.
    • This toxin impairs ventilation by causing inflammation in the bronchioles.

    Synonyms: respiration

  6. Ellipsis of mechanical ventilation.
    • It is time to try to wean this patient from ventilation.

Origin

Borrowed from Middle French ventilation, from Old French ventilacion, from Late Latin ventilatio, from Latin ventilo. Morphologically ventilate + -ion.

Forms

ventilations

Related

ventilate

Derived

ventilation shaft