Filled with water but afloat.

The first plank on the outer hull of a wooden vessel next to the keel. In steel ships, the plating next to the keel, or what is known as strake A.

A fitting holding a boom or gaff to the mast.

The oxidation of conventional hydrocarbon lubricants when they reach the end of their useful life and begin to breakdown. Can cause operating temperature increase, increase brake horsepower and plugs separator, can destroy air end.

Abbreviation for "Government Bill of Lading."

A float with a flag at the top of a pole. Used to mark a position such as for a mooring, a race or a man overboard.

A charge for services performed in connection with floating elevators.- Charges assessed for the handling of grain through grain elevators.

Upward displacing swells.

Sailing close hauled. Sailing toward the wind as much as possible with the wind coming from the bow.

Measuring point for compressor acceptance test. Pressure at the point of use.

Sailor's phrase for a seaman who has died.

A double block where the two sheaves lie in a plane one below the other, rather than alongside each other.

Sailing other than close; hauled or into the wind (wind astern).

A genoa jib. A large jib that overlaps the mast.

A unit of 1,000 bars of pressure.

To continue sailing under the same canvas despite the worsening of the wind.

To ease out or slacken a line, chain or cable or let it run in a controlled manner.

To charge more than the proper amount according to the published rates.

Master of a sea-going vessel. Certificated officer competent and qualified to be master of a sea-going vessel.

An instrument for measuring, testing, or registering.