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# ventilation

«ventilation» in Mova's school dictionary: **The movement of fresh air into a room or building and…** — its meaning for a pupil, its sense in the lessons and examples.

### part of speech

noun (ventilation; uncountable)

### meaning for a pupil

1) The movement of fresh air into a room or building and stale air out. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/V/ventilation/#m1)

2) The system, such as vents or fans, that does this. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/V/ventilation/#m2)

### sense in the lessons

In science and health: good ventilation helps stop germs spreading and removes fumes. In safety: use paint or glue with good ventilation; never block air vents near a heater. Phrases: «good ventilation», «poor ventilation», «ventilation system».

### examples

- Open the windows for better ventilation. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/V/ventilation/#x1)
- The classroom has poor ventilation and gets stuffy. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/V/ventilation/#x2)
- Paint the fence outside where there is plenty of ventilation. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/V/ventilation/#x3)
- The kitchen fan improves ventilation when we cook. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/V/ventilation/#x4)
- Ventilation helps reduce the spread of colds. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/V/ventilation/#x5)
- The ventilation system in the tunnel blows in fresh air. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/V/ventilation/#x6)

### note

Uncountable: no «a ventilation». Verb: ventilate. Vent = an opening for air. Safety: gas heaters and fires need ventilation because they can make dangerous carbon monoxide.

### Trees and pragmatics

[Every meaning and example of «ventilation» parsed by Mova](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/V/ventilation/), each sentence with its dependency tree and frames.