A1 noun Neutral #3,629 most common

ventilation

/ˌven.tɪˈleɪ.ʃən/

The movement of fresh air into a room or building to replace old or dirty air. It is important for keeping a home healthy and comfortable.

Examples

3 of 5
1

Please open the window for some ventilation.

Please open the window to let fresh air inside.

2

The safety inspector checked the factory's ventilation system.

The official checked the machines that move air in the factory.

3

It is so hot in this room; we need more ventilation!

It is very warm here; we need to get some air moving.

Word Family

Noun
ventilation
Verb
ventilate
Adjective
ventilated
Related
ventilator
💡

Memory Tip

Think of a 'vent' (a small hole) where the 'air' goes through. Vent-ilation.

Quick Quiz

We need to open the windows to provide better _______ in the kitchen.

Correct!

The correct answer is: ventilation

Examples

1

Please open the window for some ventilation.

everyday

Please open the window to let fresh air inside.

2

The safety inspector checked the factory's ventilation system.

formal

The official checked the machines that move air in the factory.

3

It is so hot in this room; we need more ventilation!

informal

It is very warm here; we need to get some air moving.

4

Architects design buildings to maximize natural ventilation.

academic

People who build houses plan them to use the wind for air.

5

The company will install new ventilation fans next week.

business

The business is putting in new air fans next week.

Word Family

Noun
ventilation
Verb
ventilate
Adjective
ventilated
Related
ventilator

Common Collocations

good ventilation lots of fresh air moving well
natural ventilation air from windows and doors
ventilation system machines that move air in a building
provide ventilation to give a space fresh air
poor ventilation not enough fresh air

Common Phrases

cross ventilation

air moving from one side of a room to the other

mechanical ventilation

using fans to move air

lack of ventilation

when there is no fresh air

Often Confused With

ventilation vs respiration

Respiration is the biological act of breathing; ventilation is the physical movement of air in a space.

ventilation vs evaporation

Evaporation is when water turns into gas; ventilation is about moving air.

📝

Usage Notes

Use this word when talking about air quality in houses, offices, or kitchens. It sounds more technical than just saying 'fresh air'.

⚠️

Common Mistakes

Learners sometimes use it as a countable noun, like 'a ventilation', but it is usually uncountable when talking about the process.

💡

Memory Tip

Think of a 'vent' (a small hole) where the 'air' goes through. Vent-ilation.

📖

Word Origin

From the Latin word 'ventilare', which means to blow or fan.

Grammar Patterns

Uncountable noun Often used with adjectives like 'good', 'poor', or 'natural'
🌍

Cultural Context

In many European countries, 'Lüften' (daily ventilation by opening all windows) is a very important domestic habit.

Quick Quiz

We need to open the windows to provide better _______ in the kitchen.

Correct!

The correct answer is: ventilation

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