Definition of ventilation in US English:

ventilation

noun

  • 1The provision of fresh air to a room, building, etc.

    • ‘Dai followed her gaze to the ventilation shaft above them then looked at Cooper.’
    • ‘The school building had a mechanical supply and exhaust ventilation system.’
    • ‘They were then able to start to climb up back into the ventilation ducts.’
    • ‘In more severe climates, heat recovery ventilation and other techniques may be practical.’
    • ‘Firefighters used thermal imaging equipment and a pressurised ventilation system to tackle the smoke.’
    • ‘He removed the ventilation grate aside, allowing himself to slide back onto solid ground again.’
    • ‘Many web sites discuss the importance of attic ventilation, too.’
    • ‘He saw an open ventilation grate, big enough to fit both of them at once.’
    • ‘Rhea's movements were noiseless and careful as she slithered down the ventilation duct.’
    • ‘Provide adequate ventilation with window fans when using adhesives, as some are toxic.’
    • ‘Jack ducked past a fallen ventilation duct on his way to the shuttle hangar.’
    • ‘Looking ahead of him, he saw a ventilation grate fall from the ceiling.’
    • ‘If anything, modern methods and improved ventilation should reduce the risk to asthmatics.’
    • ‘The most effective way to prevent it is by providing adequate ventilation.’
    • ‘However, there is no active cooling or even ventilation holes in the unit.’
    • ‘Here two men are shown recuperating in the stoke hold under the ventilation shaft.’
    • ‘Provide adequate ventilation to maintain indoor humidity levels between 30-60 %.’
    • ‘Even a home with functional attic ventilation can now develop molds on the roof sheathing cavities above these unsatisfactory ducts.’
    • ‘I've only got up to section 3, which is about ventilation shafts.’
    • ‘More often, however, it is inadequate attic ventilation.’
    ventilating, aerating, aeration, freshening, refreshing, cooling, air conditioning
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    1. 1.1Medicine The supply of air to the lungs, especially by artificial means.
      • ‘Furthermore, institution of high-frequency ventilation after birth was earlier in the more recent trials.’
      • ‘All patients 18 years old or older who were receiving mechanical ventilation in the medical ICU were eligible for participation.’
      • ‘Already she has stopped breathing on three separate occasions and has required artificial ventilation to stabilise her condition.’
      • ‘The artificial ventilation of the lungs can damage the fragile lungs of these severely premature babies.’
      • ‘Long-term intermittent noninvasive ventilation is effective in reversing ventilatory failure and improving respiratory muscle function.’
  • 2Public discussion or examination of an opinion, issue, or complaint.

    • ‘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.’
    • ‘There has therefore been no significant public ventilation of the allegations now made against the doctor.’
    • ‘The ventilation model operates on the basis that venting anger is the way to get rid of it.’
    expression, voicing, venting, articulation, statement, declaration
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Origin

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

Pronunciation

ventilation

/ˌven(t)əˈlāSH(ə)n//ˌvɛn(t)əˈleɪʃ(ə)n/