aeration

Definition of aeration

aer`a´tion

n.	1.	Exposure to the free action of the air; airing; as, aëration of soil, of spawn, etc.
	2.	(Physiol.) A change produced in the blood by exposure to the air in respiration; oxygenation of the blood in respiration; arterialization.
	3.	The act or preparation of charging a liquid with carbon dioxide gas to make it effervescent.
	4.	the act of charging a liquid with air or oxygen for the purpose of purification.

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