A carrier giving a customer illegal preference to attract cargo. This can take the form of a money refund (rebate); using lower figures than actual for the assessment of freight charges (undercubing); misdeclaration of the commodity shipped to allow the a ...

Is the ratio of the thermodynamic work requirement in the cylinder to actual brake horsepower requirement.

A single block such as a snatch block used as a fairlead to bring a line in a more favorable direction.

An expression describing a sailing ship set with every sail she can carry.

A unit of power equal to 1,000 watts.

(1) Term describing the status of seamen, corresponding to rank in the case of officers. (2) A method of measuring a yacht's expected performance relative to another yacht while racing. Over the years many formulas have been experimented with, in order to ...

Reversing the position of an object or line.

To fill the seams of a vessel with pitch.

Person given a passage in one of H.M. ships; usually on compassionate grounds.

To receive goods from a foreign country.

Completely filled with water.

A method of drying natural gas.

A unit of volume. A US gallon has 231 cubic inches or 3,785 liters.

The tide with the least variation in water level, occurring when the moon is one quarter and three quarters full. The lowest high tide and the highest low tide occur at neap tide. The opposite is the spring tide.

A plot of expected operating characteristics (e.g.., discharge pressure versus inlet capacity, shaft horsepower versus inlet capacity).

A restrictive tube used in a refrigeration system which restricts the flow of freon and allows pressure to build on one side and suction on the other. It is located between the condenser and the evaporator.

A rail around the mast or on the bulwarks with holes for belaying pins to which lines or halyards are attached.

Abbreviation for "Over, Short or Damaged" Usually discovered at cargo unloading.

Opposite of absorption or adsorption. In filtration, it relates to the downstream release of particles previously retained by the filter.

Polaris, the North Star, is visible in the northern hemisphere and indicates the direction of north. In the southern hemisphere the Southern Cross is used to find the direction of south.