Tanks carried in various parts of a ship for water ballast, for stability and to make the ship seaworthy.

A red and white vertically striped buoy used in the United States to mark the middle of a channel. Midchannel buoys may be passed by on either side.

A rope passed around (center) a boat or other object for hanging.

The man stationed aloft or in the bows for observing and reporting objects seen.

Pounds per square inch, differential.

A set of four twistable bayonet type shear keys used as part of a spreader to pick up a container or as part of a chassis to secure the containers.

Used for hoisting a topmast or topgallant mast on a square rigged ship.

An elevated guardrail set up at the bow of a vessel. When erected at the stern, it is called a pushpit.

Leave the vessel.

A curved or vertical timber that when paired with a floor or additional futtocks makes the frame of a wooden ship.

A port where cargo is received by the ocean carrier and stuffed into containers but then moved to another coastal port to be waded on a vessel.

The part of the rope or line, between the end and the standing part, on which a knot is formed.

The tendency in a boat to keep an upright position or to return to it when careened over.

Speed or velocity of current (2) The leeway, or movement of the boat, when not under power, or when being pushed sideways while under power

The place to which a shipment is consigned.- The place where carrier actually turns over cargo to consignee or his agent.

The structure on deck where the donkey engine is located.

A small storm jib made of very heavy cloth.

A conduit for disposing of refuse-especially that the ship/s galley.

An automatic or manual valve that causes the flow to be by passed.

A draft that matures on a fixed date, regardless of the time of acceptance.