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May 23, 2012
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Dictionary


air' lock"




1. Civ. Eng.an airtight chamber permitting passage to or from a space, as in a caisson, in which the air is kept under pressure.
2. the impedance in the functioning of a pump or a system of piping caused by the presence of an air bubble; vapor lock.

air-lock



Pronunciation: (âr'lok"), [key]
—v.t.
to place in or confine to an air lock: to air-lock divers before they descend.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

airlinerair log
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