A compound that causes oxidation, thereby itself being reduced.

a circular donut-shaped buoy designed to support a person in the water. It is attached to the vessel with a (floating) line so that the person can be hauled back to the boat.

Nautical name for an anchor. Originally, was a stone used as an anchor.

A point (or line) on a scale used for reference or comparison purposes. In calibration of meteorological thermometers, for example, the fiducial points are 100

Boat carried at davits on quarter of ship, and kept ready for immediate use when at sea.

A large foresail or jib that overlaps the mainsail. Also known as a genny. Can be expressed in percentages of overlap, e.g. 150 Genoa is 50% overlap of the mainsail.

To break loose from a mooring, anchor or docking.

Interfacial reaction equivalent to a transfer of charge between electronic and ionic conductors. See also anodic reaction and cathodic reaction.

Mobility Requirements Study

A sailor's trunk; the intake between the ship's side and a sea valve.

Passenger User Fee

Dining room facilities and kitchen for crew separate from the passenger dining room and kitchen.

The country in which the vessel is registered.

A device for converting continuous circular motion into reciprocating rectilinear motion.

A system capable of rotating about one axis.

A generic term for an electrical conductor.

The windward side (from where the wind is blowing).

Combination minimum pressure valve and check valve.

A unit used to rate the performance of a solar photovoltaic (PV) cells, modules, or arrays; the maximum nominal output of a PV device, in Watts (Wp) under standardized test conditions, usually 1000 Watts per square meter of sunlight with other conditions, ...

A conductor or system of conductors for radiating and/or receiving radio energy. Also called aerial.