reserve buoyancy


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reserve buoyancy

[ri′zərv ′bȯi·ən·sē]
(naval architecture)
That part of the volume of a ship which is above the water surface and is watertight, so that it will increase buoyancy if the ships sinks deeper into the water.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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