Definition of ventilation in English:

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Pronunciation: /ˌven(t)əˈlāSH(ə)n/


1The provision of fresh air to a room, building, etc.
Example sentences
  • The school building had a mechanical supply and exhaust ventilation system.
  • Provide adequate ventilation with window fans when using adhesives, as some are toxic.
  • Provide adequate ventilation to maintain indoor humidity levels between 30-60 %.
1.1 Medicine The supply of air to the lungs, especially by artificial means.
Example sentences
  • All patients 18 years old or older who were receiving mechanical ventilation in the medical ICU were eligible for participation.
  • Long-term intermittent noninvasive ventilation is effective in reversing ventilatory failure and improving respiratory muscle function.
  • Already she has stopped breathing on three separate occasions and has required artificial ventilation to stabilise her condition.
2Public discussion or examination of an opinion, issue, complaint, etc.
Example sentences
  • There has therefore been no significant public ventilation of the allegations now made against the doctor.
  • After years of lobbying, successive governments inched towards a public ventilation of the reasons why so many innocent people suffered.
  • So, no, there isn't really an effective remedy for the ventilation of these international law issues as they currently exist in Australia.


Late Middle English (in the sense 'current of air'): from Old French, or from Latin ventilatio(n-), from the verb ventilare (see ventilate). sense 1 dates from the mid 17th century.

For editors and proofreaders

Syllabification: ven·ti·la·tion

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