ventilation

[ ven-tl-ey-shuhn ]

noun

1. the act of ventilating.
2. the state of being ventilated.
3. facilities or equipment for providing ventilation.

ventilation

/ ˌvɛntɪˈleɪʃən /

noun

1. the act or process of ventilating or the state of being ventilated
2. an installation in a building that provides a supply of fresh air

Derived Forms

• ˈventiˌlatory, adjective
• ˈventiˌlative, adjective

Other Words From

• ven·ti·la·to·ry [ven, -tl-, uh, -tawr-ee, -tohr-ee], adjective
• nonven·ti·lation noun
• over·venti·lation noun
• reven·ti·lation noun
• under·venti·lation noun

Word History and Origins

Origin of ventilation¹

1425–75; late Middle English ventilacioun < Latin ventilātiōn- (stem of ventilātiō ), equivalent to ventilāt ( us ) ( ventilate ) + -iōn- -ion

Example Sentences

Once heated, the air then indirectly heats the incoming ventilation via a heat exchanger.

From Science Daily

“The last three years have not been easy in Germany,” says Joachim Ley, chief executive at Ziehl-Abegg, a manufacturer of ventilation, air conditioning, and engineering systems.

From BBC

Ayden died at the hospital "with his family around him", shortly after the mechanical ventilation keeping him alive was withdrawn.

From BBC

The natural ventilation system and underfloor heating were seen as groundbreaking in environmental terms.

From BBC

It’s made from breathable, water-resistant fabric and has ventilation zippers to keep you cool.

From Los Angeles Times