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Definitions

ventilation

[ven-tl-ey-shuhn] / ˌvɛn tlˈeɪ ʃən /
NOUN
the act of providing or changing the air
Synonyms
STRONG
WEAK




Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The state-sponsored energy-efficiency programs are generally used to improve heating, ventilation and air-conditioning systems and for LED lighting upgrades.

From The Wall Street Journal • Apr. 16, 2026

Tuesday and jumped into offensive mode, coordinating roof ventilation, fire suppression and salvage operations on the third floor, according to the Los Angeles Fire Department.

From Los Angeles Times • Apr. 7, 2026

If electricity fails, the bunker's ventilation system can be operated manually using a hand crank — much like in vintage cars.

From Barron's • Mar. 12, 2026

Additional eco-friendly luxury features are the “water vapor fireplaces,” built-in water filtration, and air ventilation system, which “ensure a healthy lifestyle at all times.”

From MarketWatch • Feb. 27, 2026

It had snowed while I was asleep, and the ventilation grate near me was covered with the stuff—grayish white from the engine’s smoke.

From "Prisoner B-3087" by Alan Gratz




Vocabulary lists containing ventilation