# aeration

> English word · Noun · IPA /ɛːˈɹeɪʃ(ə)n/ · frequency rank #53,358

## Definitions
1. The process by which air is circulated through or mixed with a substance such as soil or a liquid.
2. By extension, a process in which other gases (such as carbon dioxide or nitrogen or argon) are circulated through or mixed with a substance (usually liquid), sometimes with the consequence of increasing the transfer of air into the same liquid at the surface due to the induced circulation.

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