Aerate

Part of speech: verb (v.)

1. To combine or charge with gas; usually with carbonic acid gas, formerly called fixed air. His sparkling sallies bubbled up as from aërated natural fountains. Carlyle.

2. To supply or impregnate with common air; as, to aërate soil; to aërate water.

3. To expose to the chemical action of air; to oxygenate (the blood) by respiration; to arterialize. Aërated bread, bread raised by charging dough with carbonic acid gas, instead of generating the gas in the dough by fermentation.