A dock line leading forward or aft, to prevent a vessel from moving ahead or astern. The after bow spring line is attached near the bow and runs aft, where it is attached to the dock. The forward quarter spring line is attached to the quarter of the boat, ...

The officer in charge of the watch.

The side-to-side (athwartship) motion of a vessel.

The forward end of a ship's after superstructure, where the poop deck descends to the upper deck.

Person authorized by transportation lines to publish tariffs or rates, rules, and regulations for their account.

Devices that may be used to position the impeller or to protect the shaft.

Depending upon as a condition

A point of sail where the boat is sailing away from the wind, but not directly downwind; Sailing with the wind coming from any direction from abeam to on the quarter, with the bow approximately 135 degrees to the wind source and the sails let out nearly a ...

An area of low barometric pressure. The wind circulates clockwise in the Southern Hemisphere and counter-clockwise in the Northern Hemisphere. Generally these are bad weather systems.(2)A severe recession over a lengthy.

Storing on land. Many small boats are placed in dry storage over the winter.

A mast supported by the use of lines or wire known as stays and shrouds.

Seaman who was born aboard a warship. As this was once considered to be one of the essentials of the perfect seaman, it has long been a complimentary term.

Calling names of the points of the compass in order.

Turbines or engines in which gas expands, does work, and undergoes a drop in temperature.

A stationary element that may be adjustable and which directs the flow medium to the inlet of an impeller.

The pressure which overcomes the total resistances in a system. It includes all losses as well as useful work.

see Devil

A floatation device shaped like a U and thrown to people in the water in emergencies.

To attach a boat to a mooring, dock, post, anchor, etc.

Surface resistance to relative motion, which slows down movement and causes heat.