The overlapping of wooden planks, used to form the outer surface of a boat's hull.

One of the 4 cardinal compass points. North is the direction toward the North Pole and is at 0

imposes a 50-percent tariff on maintenance and repair work done on U.S.-flag vessels in foreign shipyards. Also, U.S.-flag vessels must either be built in the United States or have been a U.S.-flag vessel for at least 3 years to be eligible to carry prefe ...

An officer who attends to the berthing, etc., of ships in a harbor.

The equipment used to sail a boat, including sails, booms and gaffs, lines and blocks, etc.

An ornamental carved and painted figure on the stem of the vessel.

Tightly woven cloth used for sails, awnings, covers, dodgers and biminis; slang for sails.

A small boat intended to be used only for short sails or racing.

A floating log

To haul in.

Type of mobile crane found on a truck.

A windlass or capstan drum.

Numbers of large pieces of floating ice that have come together and lie more or less in contact.

An absolute temperature scale. ((

The amount by which magnetic variation changes up or down each year in a particular area. The annual increase or decrease is printed in the compass roses on each chart and may make a significant difference over a number of years.

Rope made of the fibers of the hemp plant and used for small stuff or less than 24 thread (1.75 inch circumference). (Rope is measured by circumference, wire by diameter.)

An indicator that signals pressure conditions.

A drogue or drag device to slow down a boat, hold its bow into the sea in heavy weather, and reduce the boat's drift downwind.

Half of a sphere. On the globe hemispheres are used to describe the halves of the earth north or south of the equator.

Narrow triangular sail set on a long yard or spar, the forward end of which is hauled down so that it sets obliquely on the mast with a high peak.