to expose to the action or effect of air or to cause air to circulate through

to aerate milk in order to remove odors.

to change or treat with air or a gas, esp. with carbon dioxide.

Physiology . to expose (a medium or tissue) to air, as in the oxygenation of the blood in respiration.

verb

ventilate , wind , aerify , charge , freshen , inflate , oxygenate