v. t. [ imp. & p. p. Aërated p. pr. & vb. n. Aërating ] [ Cf. F. aérer. See Air, v. t. ] 1. To combine or charge with gas; usually with carbonic acid gas, formerly called fixed air. [ 1913 Webster ]

His sparkling sallies bubbled up as from aërated natural fountains. Carlyle. [ 1913 Webster ]

2. To supply or impregnate with common air; as, to aërate soil; to aërate water. [ 1913 Webster ]

3. (Physiol.) To expose to the chemical action of air; to oxygenate (the blood) by respiration; to arterialize. [ 1913 Webster ]

4. cause a change by passing air through (of sewage)
Syn. -- activate [ WordNet 1.5 ]

Aërated bread, bread raised by charging dough with carbonic acid gas, instead of generating the gas in the dough by fermentation. [ 1913 Webster ]

adj. 1. treated by having air passed or bubbled through it for purification; -- of a liquid [ WordNet 1.5 ]

2. (Physiol.) supplied with oxygen by respiration; -- used of tissues or especially blood
Syn. -- oxygenated [ WordNet 1.5 ]

3. 1 supplied with carbon dioxide
Syn. -- charged [ WordNet 1.5 ]

n. [ Cf. F. aération. ] 1. Exposure to the free action of the air; airing; as, aëration of soil, of spawn, etc. [ 1913 Webster ]

2. (Physiol.) A change produced in the blood by exposure to the air in respiration; oxygenation of the blood in respiration; arterialization. [ 1913 Webster ]

3. The act or preparation of charging a liquid with carbon dioxide gas to make it effervescent. [ 1913 Webster ]

4. the act of charging a liquid with air or oxygen for the purpose of purification. [ WordNet 1.5 +PJC ]

n. 1. That which supplies with air or gas; specif.: (a) An apparatus used for charging mineral waters with gas and in making soda water. (b) A fumigator used to bleach grain, destroying fungi and insects. [ Webster 1913 Suppl. ]

2. an apparatus for exposing something to the air (as sewage). [ WordNet 1.5 ]