Definition

Noun: A graving dock is a large, watertight enclosure, typically made of concrete or stone, from which water can be removed. It is used for the construction, maintenance, or repair of the hull and other parts of a ship that are normally below the waterline.

Usage

This term is used specifically in maritime and shipbuilding contexts. It refers to the physical structure itself. - The damaged vessel was moved into the graving dock for inspection and repairs. - Building a ship of that size requires access to a very large graving dock.

Advanced Usage

• Historical Context: Graving docks have been used for centuries. The term "graving" comes from the old practice of "graving" a ship, which meant cleaning, tarring, and repairing its hull.
• Technical Operation: The process involves floating a ship into the dock, closing a watertight gate (caisson), and then pumping the water out to leave the ship resting on blocks, fully exposed for work.

Variants and Related Words

• Dry dock: This is the more common modern synonym for a graving dock. While often used interchangeably, "graving dock" sometimes specifically refers to a traditional, basin-type dry dock built into the land.
• Floating dock: A different type of dry dock that can be submerged to float a ship in, then raised, lifting the ship out of the water.
• Shipyard: The facility where graving docks are located.

Synonyms

• Dry dock (noun): The most direct and commonly used synonym.
• Docking basin (noun): A less common term.

Related Phrases

• To dock a ship: To bring a ship into a dock.
• To place a ship in dry dock: The specific action of moving a ship into a graving/dry dock for work.

Noun

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