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
Use proper protective equipment and ventilation when using cleaning products, for example.
—
Helen Carefoot, Flow Space, 13 Feb. 2026
Minimize high-heat styling and ensure good ventilation during styling.
—Emily Kay Votruba, EverydayHealth.com, 12 Feb. 2026
The house arrives with a pre-wired electrical system, which includes lighting, switches, sockets, and ventilation.
—Caroline Hughes, Travel + Leisure, 11 Feb. 2026
Accounts from workers detailing severe heat stress, unsafe drinking water and a lack of ventilation and cooling systems underpin many of the report’s findings.
—Mayu Saini, Sourcing Journal, 10 Feb. 2026
See All Example Sentences for ventilation
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Helen Carefoot, Flow Space, 13 Feb. 2026
Minimize high-heat styling and ensure good ventilation during styling.
—Emily Kay Votruba, EverydayHealth.com, 12 Feb. 2026
The house arrives with a pre-wired electrical system, which includes lighting, switches, sockets, and ventilation.
—Caroline Hughes, Travel + Leisure, 11 Feb. 2026
Accounts from workers detailing severe heat stress, unsafe drinking water and a lack of ventilation and cooling systems underpin many of the report’s findings.
—Mayu Saini, Sourcing Journal, 10 Feb. 2026
See All Example Sentences for ventilation
Cite this Entry
“Ventilation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ventilation. Accessed 15 Feb. 2026.
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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