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ventilation.

The replacement of stale or noxious air with fresh.

11 characters4 syllables approx.English language

Meaning & usage

noun/ˌvɛntɪˈleɪʃ(ə)n/
  1. The replacement of stale or noxious air with fresh.

    countable · uncountable
  2. The mechanical system used to circulate and replace air.

    countable · uncountable
  3. An exchange of views during a discussion.

    countable · uncountable
  4. The public exposure of an issue or topic.

    countable · uncountable
  5. The bodily process of breathing; the inhalation of air to provide oxygen, and the exhalation of spent air to remove carbon dioxide.

    countable · uncountable
    This toxin impairs ventilation by causing inflammation in the bronchioles.
  6. Ellipsis of mechanical ventilation.

    abbreviation · alt-of · countable · ellipsis · uncountable
    It is time to try to wean this patient from ventilation.
Where this word comes from

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

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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.

Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.