DOCK n.
level by pumping water out of, or letting it into, the compartments of side chambers. -- Dry dock, a dock from which the water may be shut or pumped out, especially, one in the form of a chamber having walls and floor, often of masonry and communicating with deep water, but having appliances for excluding it; -- used…
FLOATING a.
of the latter. -- Floating dam. (a) An anchored dam. (b) A caisson used as a gate for a dry dock. -- Floating derrick, a derrick on a float for river and harbor use, in raising vessels, moving stone for harbor improvements, etc. -- Floating dock. (Naut.) See under Dock. -- Floating harbor, a breakwater of cages or…