A group of points to which rates are made the same as or in relation to rates to other points in group.

An illegal form of discounting or refunding that has the net effect of lowering the tariff price. See also Malpractice.

Is a standardized method to determine the carbon formation characteristics of compressor lubricants.

Said of a vessel when the depth of water can be measured by the lead (within the 100 fathom curve).

A short piece of line spliced into the end of the clapper by which the bell is struck. Traditionally it is finished off with a double wall knot crowned in its end.

A line used for capsizing the sea anchor and hauling it in.

To turn the boat away from the wind. Also, Fall Off. The opposite of heading up.

A horseshoe-shaped or circular reef of coral surrounding a lagoon.

Money paid by shipper to Master of ship for diligence in care of cargo. Not now paid to Master, but added to freight. Amount was usually about 1% of freight.

Any object used to increase the drag of a boat and slow her down. Typically shaped like a parachute or cone opened underwater, drogues decrease a boat's speed in heavy weather. Also see sea anchor.

(Free On Board) (...Named Port of Shipment):An International Term of Sale that means the seller fulfills his or her obligation to deliver when the goods have passed over the ship's rail at the named port of shipment. This means that the buyer has to bear ...

The maximum rate at which an engine can do work as measured by the resistance of an applied brake. Expressed in horsepower.

To reach the end; to bring one object hard up against another, as when two blocks in a block and tackle arrangement are brought together.

The amount of work done on or by a system is equal to the amount of energy transferred to or from the system.

A strong tropical revolving storm of force 12 or higher. In the northern hemisphere hurricanes revolve in a clockwise direction. In the southern hemisphere these storms revolve counterclockwise and are known as typhoons.

A fitting around the propeller shaft to keep the bearing lubricated and to keep water out of the boat.

Where the water and sky or ground and sky appear to intersect.

An important parameter in establishing an entrained particle's potential to impinge on control surfaces and cause erosion.

The alternating motion of a boat, leaning alternately to port and starboard; the motion of a boat about its fore-and-aft axis.

Imaginary lines drawn through the north and south poles on the globe used to measure distance east and west of the prime meridian at Greenwich, England (designated as 0