Front of a container or trailer - opposite the tail.

Valve of a pump box; to prime a pump.

Sea water used for ballast, let into the double bottom, or into a water-ballast tank, or trimming tanks.

A cleat designed to hold a line in place without slipping. It consists of two narrowing jaws with teeth in which the line is placed.

A small tapering flag, which can be used for identification or communication.

On square-rigged ships, the blocks attached to those yards on which studdingsails were set.

A line used to tighten the leech of a sail, helping to create proper sail shape.

A charge made for lifting articles too heavy to be lifted by a ship's normal tackle.

To store a yacht away on land for the winter

(1) A nautical instrument, on the arc of which is a finely graduated scale showing degrees and minutes, with adjustable reflectors, etc.; used to find the altitude of heavenly bodies, angular distances, etc. (2) On a steering gear, the rudder quadrant is ...

Term applied to the direction of the wind when it is favorable to the course being steered.

Most ocean freight is billed on the basis of weight or measurement tons (W/M). Weight tons can be expressed in short tons of 2000 pounds, long tons of 2240 pounds or metric tons of 1000 kilos (2204.62 pounds). Measurement tons are usually expressed as car ...

A wearable device used to keep a person afloat. Also called a life jacket, life preserver, PFD or personal floatation device.

The condition when a perfect gas is isentropically compressed, and the gas inlet temperature and also the amount of work spent is the same for each stage.

Is the ratio of the polytropic compression energy transferred to the gas to the actual energy transferred to the gas.

Abbreviation for "Origin Rail Freight Station." Same as CFS at origin except an ORFS is operated by the rail carrier participating in the shipment.

The ring bolted to the upper end of the shank of an anchor and to which the bending shackle secures.

Rules for letters of credit drawn up by the Commission on Banking Technique and Practices of the International Chamber of Commerce in consultation with the banking associations of many countries. See Terms of Payment.

The top of a mast.

A stationary vessel carrying a light used for navigation, serving the same purpose as a lighthouse.