Small iceberg that has broken away from a larger iceberg.

A call on the bo'sun's pipe at night for the hands to turn in, for silence in the messdecks, and for lights to be extinguished. Also a term used by a sailor to another to make them stop talking.

The same as FOB named inland carrier, except the seller pays the freight charges of the inland carrier.

A certificate issued by the U.S. Department of Agriculture to satisfy import regulations of foreign countries; indicates that a U.S. shipment has been inspected and found free from harmful pests and plant diseases.

The tackle used for running guns in and out.

Any system, usually block & tackle or hydraulic, used to hold the boom down. This is useful for maintaining proper sail shape by exerting a downward pull on the boom, particularly when running or on a broad reach.

The navigable water to leeward of a vessel.

T/C remuneration

(1) The points of the jaws of a boom or gaff where they embrace the mast. (2) The outer ends of the crosstrees.

A watertight covering, usually small, that may be removed so the interior of the hull can be inspected or water removed.

To run a line completely through and out of a block, fairlead, etc.

The space between decks. The name of the deck or decks between the ceiling and main deck.

Compartment in the hold of a containership into which a shipping container fits exactly.

Loss of effective propeller thrust caused by the blades cutting across the column of water sucked along by the propeller instead of working in it. Can also lead to heavy vibration of the vessel.

Difference between minimum and maximum pressures for an air compressor. Also called cut in-cut out or load-no load pressure range.

See standard air.

Waves breaking over rocks or shoals. A wave that approaches shallow water, causing the wave height to exceed the depth of the water it is in, in effect tripping it. The wave changes from a smooth surge in the water to a cresting wave with water tumbling d ...

2,240 pounds (1016.05 kilograms)

To hold off a boat with a staff, boathook, long spar, etc., to prevent her from coming along too heavily. also known as Fend Off.

Calling names of the points of the compass in order.