ventilation

word

/ˌvɛnəˈɫeɪʃən/
/vˌɛntɪlˈeɪʃən/

Definition

The process of allowing fresh air to enter and circulate in a space, or a system that replaces stale air with fresh air.

Usage & Nuances

Formal and technical; used in building, medical, and engineering contexts. Common with 'system', 'good/bad ventilation', 'ventilation shaft'. Not the same as 'air conditioning', which also controls temperature.

Example Sentences

Good ventilation prevents mold in the bathroom.

basic

Open the window for better ventilation.

basic

The office has a modern ventilation system.

basic

Without proper ventilation, this room feels really stuffy.

natural

Hospitals rely on effective ventilation to keep patients safe.

natural

Make sure the kitchen has enough ventilation when you’re cooking.

natural