The transverse partition between the cockpit and the cabin.

The acting of one person on behalf of another; a document authorizing one person to act on behalf of another.

Back pressure.

A form used to acknowledge receipt of cargo and often serves as basis for preparation of the ocean bill of lading.

A marine insurance term meaning that the assurer will not allow payment for partial loss or damage to cargo shipments except in certain circumstances, such as stranding, sinking, collision or fire.

When rope comes aboard a vessel and is put to use, it is called line, although some still call it rope if it is over one inch in diameter.

Pull the sail in by pulling on the sheet.

A metal fitting on the mast that the stays attached to the mast; a fitting on the mast for securing rigging.

Pieces of timber bolted to the hounds of a mast, to support the trestle-trees.

A white light, usually on the masthead, visible from all directions, used to indicate that a vessel is anchored.

Person who decoys a seaman from his ship and gains money by robbing and, or, forcing him on board another vessel in want of men.

GMT for short. Greenwich Meridian Time, also known as Universal Time or Zulu time. A time standard that is not affected by time zones or seasons. It is the time used by navigators in celestial navigation.

(1) Floating, but at mercy of wind and sea. (2) Piercing the hull with a projectile. (3) Taking in sail during a calm.

A government document declaring designated goods to be shipped out of the country. To be completed by the exporter and filed with the U.S. Government.

Pieces of ice, about the size of a small house, that have broken off a glacier.

A sea with waves approaching from the stern of the boat; a sea in which the waves are moving in the same direction as the vessel

A line leading forward from the end of a mainsail boom to prevent the boom from swinging inboard while broad reaching or running. also Preventer

A ship owned and armed by a private individual that is empowered by a government to fight with enemy ships and capture enemy shipping in time of war.

Abbreviation for "Cubic Meter."