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to expose to the action or effect of or to cause to circulate through:
to aerate milk in order to remove odors.
to change or treat with or a gas, especially with carbon dioxide.
physiology. to expose (a medium or tissue) to , as in the oxygenation of the blood in respiration.
contemporary examples

for 45 minutes, i get to aerate my brain, turn the world upside down, revel in music, poetry, humor.
my teacher who brought magic to room 205 susan jane gilman july 19, 2009

historical examples

you can aerate his house, not only with air, but with ideas.
mankind in the making h. g. wells

shake well after the final sterilisation, to aerate the medium.
the elements of bacteriological technique john william henry eyre

they only absorb air to supply the tracheæ, which aerate the blood only within the general cavity of the body.
our common insects alpheus spring packard

the object of this arrangement is to break up and aerate the stored grain.
encyclopaedia britannica, 11th edition, volume 12, slice 3 various

one of the professional “touches” was to aerate the milk, after mixing, by pouring it from jug to jug.
the home of the blizzard douglas mawson

he smiled, and i went forward to where mr preddle was making himself very hot by using the bellows to aerate the water.
sail ho! george manville fenn

they hung out their washings where machine-gun bullets could aerate them.
young hilda at the wars arthur gleason

during life they are filled with air, and they serve to aerate the blood circulating in the interior of the appendage.
the life of crustacea william thomas calman

another method where fresh water is not available, as on a long drive, is to aerate it by pouring from one pail to another.
outdoor sports and games claude h. miller

verb (transitive)
to charge (a liquid) with a gas, esp carbon dioxide, as in the manufacture of effervescent drink
to expose to the action or circulation of the air, so as to purify
v.

1794, from latin aer (genitive aeris; see air (n.1)) + verbal suffix -ate (2). related: aerated; aerating.
aerate
(âr’āt)

to add a gas, such as carbon dioxide, to a liquid.

to supply with oxygen. blood is aerated in the alveoli of the lungs.

to supply with air or expose to the circulation of air.