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Noun: aeration  eh-r'ey-shun
  1. The process of exposing to air (so as to purify)
    "the aeration of the soil"
     
  2. The act of charging a liquid with a gas making it effervescent

Derived forms: aerations

See also: aerate

Type of: action, activity, change of state, natural action, natural process

Encyclopedia: Aeration