# ventilator

> English word · Noun · IPA /ˈvɛntɪleɪtə/ · frequency rank #30,278

## Definitions
1. A device that circulates fresh air and expels stale or noxious air.
2. A machine that moves breathable air into and out of the lungs of a patient who is unable to breathe sufficiently.
3. Some behaviour or happening that relieves a tense atmosphere or situation.
4. A play or an actor so bad as to empty the theater.

## Etymology
From ventilate + -or; cf. Latin ventilator.

## Easily confused with
- **ventilation** (https://plainspell.com/en/vs/ventilation-vs-ventilator)

## Common misspellings (15)
`evntilator`, `venitlator`, `venntilator`, `ventialtor`, `ventilaotr`, `ventilatorr`, `ventilatro`, `ventilattor`, `ventillator`, `ventiltaor`, `ventliator`, `venttilator`, `vetnilator`, `vnetilator`, `vventilator`

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/ventilator