verb
ventilate
VEN-tih-layt/ˈventɪleɪt/
To cause fresh air to circulate through a space.
She opens opposite windows to ventilate the room.

Etymology
Ventilare evoked cleaning grain by tossing it into the air so wind carried away the chaff. The fresh-air sense similarly involves removing unwanted material—stale air—by air movement.
In context
Luo Chen was still worried and opened all the windows in the rooms to ventilate them.
More examples
- An exhaust fan ventilates the bathroom during hot showers.
- We ventilated the kitchen after burning the toast.
- Keep the workshop well ventilated when using paint.
Forms
ventilate · ventilates · ventilated · ventilating
ventilation noun — Fresh air moving through an enclosed space.
Similar words
- air
- Often emphasizes removing odors by exposure to fresh air.