Cubic feet per minute (cfm) of air required at the inlet to the distribution system.

A design in which the forestay does not go to the very top of the mast, but instead to a point 3/4-7/8 of the way up the mast.

Transverse or longitudinal partitions separating portions of the ship ("walls" in a ship).

An additional extra tax.

Under ICC and common law, the requirement that a rate not be higher than is necessary to reimburse the carrier for the actual cost of transporting the traffic and allow a fair profit.

In water transportation, the time it takes between the arrival of a vessel and its departure.

An extra charge sometimes added to steamship freight rates; justified by higher fuel costs. (Also known as Fuel Adjustment Factor or FAF.)

First attempt at best offer that can be matched

The bow and forward part of the vessel above the waterline.

A platform and protective coaming setting high up on a mast, to accommodate the look-out aloft while the ship is at sea.

The horsepower required to compress adiabatically the air or gas delivered by the compressor through the specified range of pressures.

To change the course of a sailing vessel.

A navigational instrument used to measure the altitude of celestial bodies

The wooden bit in the stem of a whaling boat around which the harpoon line was controlled.

The helmsman.

To assist or help.

A region near the earth in which the relative velocity increases from zero with elevation, due to the motion of the atmosphere relative to the earth's surface.

To search for a sunken object by towing a grapnel along bottom.

A line connecting points of equal magnetic variation on a map.

To loose a rope is to let it go