A term used to describe a chemical process in which heat is released. For example, combustion is an exothermic process because heat is released. A reaction or process that produces heat; a combustion reaction.

A short spar under the cap of the bowsprit used for holding down a jib boom.

Also stability sail or riding sail. Any small sail set to help the boat maintain its direction without necessarily moving, as when at anchor or in heavy weather.

The fluid entering a component.

Too heavy aloft.

A propeller at the lower sea-covered part of the bow of the ship which turns at right angles to the fore-and-aft line and thus provides transverse thrust as a maneuvering aid. A propulsor installed near the bow to provide a transverse thrust component en ...

The general preparation of a vessel to make ready for the sea in all respects.

The lowest charge that can be assessed to transport a shipment.

A written agreement between the master of a ship and the crew concerning their employment. It includes rates of pay and capacity of each crewman, the date of commencement of the voyage and its duration.

A void or empty space separating two or more compartments for the purpose of insulation, or to prevent the liquid contents of one compartment from entering another in case of a leak.

One complete turn of the line around a cleat, spar or another line.

A draft that matures on a fixed date, regardless of the time of acceptance.

An opening in a deck, cockpit, toe-rail or gunwale to allow water to run off the deck and drain back into the sea.

Is the temperature at the inlet flange of the compressor.

A liquid piston compressor is a rotary compressor in which a vaned rotor revolves in an elliptical casing, with the rotor spaces sealed by a ring of liquid rotating with it inside the casing.

Voyage made in varying directions. To sail in various directions for pleasure, in search, or for exercise.

The point of a tide when the water is the highest.

A set of four twistable bayonet type shear keys used as part of a spreader to pick up a container or as part of a chassis to secure the containers.

Hit by a wave over the stern; having a wave wash over the stern of the boat. This can be a very dangerous situation.

The part of a ship's rigging which is permanently secured and immovable; e.g. stays, shrouds, etc.