ventilation

C1 Topic:Architecture & Buildings

US /ˌvɛntɪˈleɪʃ(ə)n/ See IPA manual

Freq #14738

Meanings

1

noun
The process of letting fresh air into a room or building and removing stale air.

The basement had poor ventilation, so the air always felt damp and stuffy.
2

noun
A system in a building that supplies and circulates fresh air.

The engineers were constantly adjusting the ventilation in the office.
3

noun
The process of breathing in air and breathing out, especially with medical help.

The injured man needed mechanical ventilation to keep him breathing.

Thesaurus

Synonyms

1 noun · the process of letting... airing

3 noun · the process of breathing in... respiration breathing

Word family

Forms ventilations

Related forms ventilate

Appears in

Phrases (1)

See all

ventilation shaft
a vertical passage that allows air to move through a building

Noun + noun

Etymology

Borrowed from Middle French ventilation, from Old French ventilacion, from Late Latin ventilatio, from Latin ventilo. Morphologically ventilate + -ion.

*h₂weh₁- Proto-Indo-European ventilation Middle French ventilacion Old French ventilatio la-lat ventilo Latin

View etymology graph ->

Topics

Architecture & Buildings Actions & Processes Word Formation & Derivatives

External links

# ventilation

**Type:** Word
**Level:** C1
**Part of speech:** noun
**IPA (US):** /ˌvɛntɪˈleɪʃ(ə)n/
**Frequency rank:** 14738

## Meanings
1. The process of letting fresh air into a room or building and removing stale air.
2. A system in a building that supplies and circulates fresh air.
3. The process of breathing in air and breathing out, especially with medical help.

## Examples
- The basement had poor ventilation, so the air always felt damp and stuffy.
- The engineers were constantly adjusting the ventilation in the office.
- The injured man needed mechanical ventilation to keep him breathing.

## Related Forms
- ventilate

## Roots and Affixes
- Root: *h₂weh₁-
- Root: ventilation
- Root: ventilacion
- Root: ventilatio
- Root: ventilo

## Etymology
Borrowed from Middle French ventilation, from Old French ventilacion, from Late Latin ventilatio, from Latin ventilo. Morphologically ventilate + -ion.

## AI Etymology
Ventilation is borrowed from Middle French ventilation, from Old French ventilacion, from Late Latin ventilatio, from Latin ventilo. Morphologically ventilate + -ion. In present-day use, it can mean the process of letting fresh air into a room or building and removing stale air, or a system in a building that supplies and circulates fresh air. Related vocabulary includes ventilate.

## Topics
- Architecture & Buildings
- Actions & Processes
- Word Formation & Derivatives

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