Is one which 1) handles a small constant flow of liquid with the gas; 2) utilizes evaporative (injection) cooling; or 3) circulates a liquid for sealing and/or cooling. The last may or may not be evaporative cooling.

The course of a vessel after magnetic variation has been considered, but without compensation for magnetic deviation.

An order meaning sufficient (enough).

A salt or ester of carbonic acid.

A boat that has rolled so that she is lying on her side or even rolled completely over (can be caused by a sudden gust or squall). A boat with appropriate ballast should right herself after being knocked down.

A solid wharf or structure built of stone along the edge of a harbor used for loading and offloading of cargo, and embarkation and disembarkation of passengers.

Fixed ports that do not open which are placed in the deck or cabin to admit light.

An absolute temperature scale. ((

A small wooden, metal or plastic insertion at the head of a mainsail.

Search of a vessel, by Customs authorities, for unreported goods.

To remove or disassemble gear after it is used.

An object used as a reference point while navigating.

A method of docking with a boat's stern to the dock.

A small rail on tables and counters used to keep objects from sliding off when the vessel rolls and pitches.

Boards used to close the companionway.

(1) A body of salt water. A very large body of fresh water. (2) The condition of the water around a boat. Heavy seas for example.

A line used for suspending articles.

Maintains and monitors radio, sends and receives messages. Often maintains electronic navigation. Latest replaced with certified GO (Deck officer)

An entry that allows foreign merchandise arriving at one port to be exported from the same port without the payment of duty.

An electrical depth sounder or fish finder that uses sound echoes to locate the depth of objects in water. It does so by timing the sound pulses.