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