A type of dry dock that is a permanent structure built of concrete or stone.

A fixed, enclosed basin into which ships are taken for below-the-waterline cleaning, painting, and repairing. It is fitted with watertight entrance gates which, when closed, permit the dock to be pumped dry.

a large dock from which water can be pumped out; used for building ships or for repairing a ship below its waterline

a dock which can be sealed off by gates, and the water removed

a multi purpose dock