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)