ventilation
noun
ven·ti·la·tion
ˌven-tə-ˈlā-shən 
1
: the act or process of ventilating
2
a
: circulation of air
a room with good ventilation
b(1)
: the circulation and exchange of gases in the lungs or gills that is basic to respiration
(2)
: artificial respiration of the lungs
3
: a system or means of providing fresh air
Examples of ventilation in a Sentence
Recent Examples on the Web
Have your heating, ventilation, and air conditioning (HVAC) system cleaned and serviced regularly.
—
Ann Pietrangelo, Verywell Health, 8 July 2024
The leak exacerbated concerns about the cost of ArtSpace to the 32-year-old organization — the nation’s oldest fringe festival — because the age and condition of the heating, ventilation and air-conditioning (HVAC) system foretell another looming expense.
—Matthew J. Palm, Orlando Sentinel, 3 July 2024
My very intentional checklist to navigate this multi-city itinerary includes fabrics that drape off the body, hats with built in mesh for ventilation, and a few of my favorite breathable and airy staples.
—Kristin Braswell, Travel + Leisure, 23 June 2024
The structure will use geothermal heating and cooling, passive ventilation and will rely on windows and skylights during the day, reducing the need for artificial lighting.
—Claire Reid, Journal Sentinel, 11 June 2024
See all Example Sentences for ventilation 
Ann Pietrangelo, Verywell Health, 8 July 2024
The leak exacerbated concerns about the cost of ArtSpace to the 32-year-old organization — the nation’s oldest fringe festival — because the age and condition of the heating, ventilation and air-conditioning (HVAC) system foretell another looming expense.
—Matthew J. Palm, Orlando Sentinel, 3 July 2024
My very intentional checklist to navigate this multi-city itinerary includes fabrics that drape off the body, hats with built in mesh for ventilation, and a few of my favorite breathable and airy staples.
—Kristin Braswell, Travel + Leisure, 23 June 2024
The structure will use geothermal heating and cooling, passive ventilation and will rely on windows and skylights during the day, reducing the need for artificial lighting.
—Claire Reid, Journal Sentinel, 11 June 2024
See all Example Sentences for ventilation
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'ventilation.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Dictionary Entries Near ventilation
Cite this Entry
“Ventilation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ventilation. Accessed 15 Jul. 2024.
Copy CitationKids Definition
ventilation
noun
ven·ti·la·tion
ˌvent-ᵊl-ˈā-shən
1
: the act or process of ventilating
2
: circulation of air
a room with good ventilation
3
: a system or means of providing fresh air
Medical Definition
ventilation
noun
ven·ti·la·tion
ˌvent-ᵊl-ˈā-shən
1
: the circulation and exchange of gases in the lungs or gills that is basic to respiration
2
: artificial respiration of the lungs
3
: the circulation of air through a space and especially an enclosed space
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