| verb | expose to fresh air “aerate your old sneakers” |
| verb | aerate (sewage) so as to favor the growth of organisms that decompose organic matter |
| verb | impregnate, combine, or supply with oxygen “oxygenate blood” |
| air | noun | a mixture of gases (especially oxygen) required for breathing; the stuff that the wind consists of |
| aeration | noun | the process of exposing to air (so as to purify) |
| activation | noun | stimulation of activity in an organism or chemical |
| aerator | noun | an apparatus for exposing something to the air (as sewage) |
| oxygen | noun | a nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas; constitutes 21 percent of the atmosphere by volume; the most abundant element in the earth's crust |
| oxygenation | noun | the process of providing or combining or treating with oxygen |