Noun: aeration eh'rey-shun
- The process of exposing to air (so as to purify)
"the aeration of the soil"
- The act of charging a liquid with a gas making it effervescent
"The aeration of the wort is crucial in the beer-making process"
Derived forms: aerations
Type of: action, activity, change of state, natural action, natural process
Encyclopedia: Aeration