ventilation
ven·ti·la·tion
noun \ˌvent-əl-ˈā-shən\Definition of VENTILATION
1
: the act or process of ventilating
2
: the circulation and exchange of gases in the lungs or gills that is basic to respiration
Learn More About
Ask The Editor Videos
Seen & Heard 
What made you want to look up ventilation? Please tell us where you read or heard it (including the quote, if possible).
