Dictionary definitions
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ventilation
From The Collaborative International Dictionary of English v.0.48:
Ventilation \Ven`ti*la"tion\, n. [L. ventilatio: cf. F.
ventilation.]
1. The act of ventilating, or the state of being ventilated;
the art or process of replacing foul air by that which is
pure, in any inclosed place, as a house, a church, a mine,
etc.; free exposure to air.
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Insuring, for the laboring man, better ventilation.
--F. W.
Robertson.
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2. The act of refrigerating, or cooling; refrigeration; as,
ventilation of the blood. [Obs.] --Harvey.
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3. The act of fanning, or winnowing, for the purpose of
separating chaff and dust from the grain.
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4. The act of sifting, and bringing out to view or
examination; free discussion; public exposure.
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The ventilation of these points diffused them to the
knowledge of the world. --Bp. Hall.
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5. The act of giving vent or expression. "Ventilation of his
thoughts." --Sir H. Wotton.
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