On gaff-rigged sailing vessels the luff of the mainsail is secured to the mast by wooden hoops, which slide up or down the mast as the sail is raised or lowered.

A government document declaring designated goods to be shipped out of the country. To be completed by the exporter and filed with the U.S. Government.

Introduction to a Charter Party

(1) Small boat for one or two rowers. (2) Small fishing vessel with foresail, boom mainsail, and mizzen trysail.

A person in command of a ship. A person certified as competent to command a ship. A master mariner.

A tall cone shaped navigational buoy.

A block and tackle attached to the boom and the deck to prevent the main from gybing when sailing downwind

The horsepower required to isothermally compress the air or gas delivered by the compressor at specified conditions.

A small multi-pronged anchor used on dinghies and small boats. Also used to drag along the bottom to recover something that has sunk.

Confined to an anchorage or haven through being unable to proceed because of stormy weather.

Small line used for whipping other light duties.

To subject petroleum oil to heat for breaking down into lighter products.

A government document which permits the "Licensee" to engage in the export of designated goods to certain destinations.

Abbreviation for "Trailer Load."

To sail as close as possible to the wind. Some boats can point better than others, sailing closer to the wind.

The left side of a vessel when looking forward.

Said to contain.

Sailor's term for being about to get married, a splice being used to join two ropes together.

A knot formed by taking the strands of the end of a line and tucking them over and under each other to prevent them from unraveling.