The temperature which would be measured at the stagnation point if a gas stream were stopped, with adiabatic compression from the flow condition to the stagnation pressure.

Federal Communications Commission Rules governing radio equipment and operation in the United States.

A traditionally shaped anchor having flukes perpendicular to the stock of the anchor and connected by a shank. These are less common than modern anchors such as the plow and lightweight anchors.

A board with cleats, forming a bridge reaching from a gangway of a vessel to the wharf.

To fill the seams of a vessel with pitch.

A seat or brace running laterally across the width of a rowing boat.

To make secure

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

A topsail on the main mast.

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

A U.S. Customs program wherein at least two designated Customs ports will enter cargo that arrives at either port without the necessity of an in-bound document.

Sundays, holidays excluded

Usually refers to intracity hauling on drays or trucks.

Area into which a boat can not go without tacking.

Completely filled with water.

Capable of going to sea.

A device for mounting cylinders.

A unit used when measuring atmospheric pressure. 33.86 millibars.

The lines that lead from the clew of the jib to the cockpit and are used to control the jib.