A volume. Cubic meters per second.

The speed needed for a boat to begin planing.

The basic unit of measurement for lumber. One board foot is equal to a oneinch board, 12 inches wide and one foot long. Thus, a board ten feet long, 12 inches wide, and one inch thick contains ten board feet.

Galley smokestack or chimney.

Flapping (of sails)

Is a positive displacement reciprocating compressor using a flexible membrane or diaphragm in place of a piston.

Achieved when the air compressor is running at full RPM with a fully opened inlet and discharge, delivering the maximum volume at the rated pressure.

Specially designed for the transport of chemicals.

Statement on the condition of the vessel. The sufficiency of a vessel in materials, construction, equipment, crew and outfit for the trade in which it is employed. Any sort of disrepair to the vessel by which the cargo may suffer, overloading, untrained o ...

A person or firm performing a consolidation service for others. The consolidator takes advantage of lower full carload (FCL) rates, and savings are passed on to shippers.

The highest unlicensed rating in the deck department who has immediate charge of all deck hands and who in turn comes under the direct orders of the master or chief mate or mate.

(1) The flag traditionally flown by pirate ships. (2) The name given by sailors to the bubonic plague, whose victims were said to turn black.

Said of a vessel's anchor, or cable when the amount of cable out is not more than one-and-a-half times the depth of water.

Two half hitches around a spar or post. Easy way to make a line temporarily fast to a piling or post. The clove hitch can jam under heavy tension, making it difficult to untie. Worse, is its tendency to untie itself when subjected to repeated strain and r ...

The magnetic compass used by the navigator as a standard.

A marine hardware store.

Scoop like devices used to direct air into and ventilate a boat.

The triangle formed by the masthead, the base of the mast at deck level, and the lower end of the headstay.

Light-weight foresail similar to a spinnaker but set without a pole.

Port of initial Customs entry of a vessel to any country. Also known as First Port of Call.