from The American Heritage® Dictionary of the English Language, 4th Edition

  • transitive v. To supply with air or expose to the circulation of air: aerate soil.
  • transitive v. To expose to oxygen, as in the oxygenation of the blood by respiration.
  • transitive v. To supply or charge (liquid) with a gas, especially to charge with carbon dioxide.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • v. To supply oxygen or air.

from the GNU version of the Collaborative International Dictionary of English

  • transitive v. To combine or charge with gas; usually with carbonic acid gas, formerly called fixed air.
  • transitive v. To supply or impregnate with common air
  • transitive v. To expose to the chemical action of air; to oxygenate (the blood) by respiration; to arterialize.
  • transitive v. cause a change by passing air through (of sewage)

from The Century Dictionary and Cyclopedia

  • To expose to the free action of the air.
  • To cause to mix with carbonic-acid or other gas.
  • In physiology, to change the circulating fluids of, as animals, by the agency of the air; arterialize.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • v. impregnate, combine, or supply with oxygen
  • v. expose to fresh air
  • v. aerate (sewage) so as to favor the growth of organisms that decompose organic matter


From Latin aer ("air") + -ate. (Wiktionary)



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