transitive verb.
To combine or charge with gas; usually with carbonic acid gas, formerly called fixed air.
transitive verb.
To supply or impregnate with common air
transitive verb.
To expose to the chemical action of air; to oxygenate (the blood) by respiration; to arterialize.
transitive verb.
cause a change by passing air through (of sewage)
transitive verb.
bread raised by charging dough with carbonic acid gas, instead of generating the gas in the dough by fermentation.