A cleat designed to hold a line in place without slipping. It consists of two narrowing jaws with teeth in which the line is placed.

A vessel discharges part of its cargo at anchor into a lighter to reduce the vessel's draft so it can then get alongside a pier.

A line used to tighten the leech of a sail, helping to create proper sail shape.

Broadly, insurance covering loss or damage of goods at sea. Marine insurance typically compensates the owner of merchandise for losses sustained from fire, shipwreck, etc., but excludes losses that can be recovered from the carrier.

A pilot with a license stating that they are qualified to guide vessels in a particular area.

A piece of trim, usually wood, used to cover and often decorate a portion of the boat, i.e., caprail.

An air flow caused by a fan that draws air through the heat exchanger core in a uniform pattern to dissipate the sensible heat.

Combination minimum pressure valve and check valve.

In sailing, to be lifted by a wind shift that allows your boat to be lifted closer to the wind where by it allows you to sail a shorter distance to the next mark, buoy or finish line

(1) A nautical instrument, on the arc of which is a finely graduated scale showing degrees and minutes, with adjustable reflectors, etc.; used to find the altitude of heavenly bodies, angular distances, etc. (2) On a steering gear, the rudder quadrant is ...

Abbreviation for "Origin Rail Freight Station." Same as CFS at origin except an ORFS is operated by the rail carrier participating in the shipment.

Small staysail located between the foremast and mainmast.

Nautical slang for the spirit of the sea, usually in the form of a sea devil. Davy Jones's Locker is the bottom of the sea, the final resting place of sunken ships, articles lost or thrown overboard, and of men buried at sea.

Mesh is the number of openings in a square inch of screen or sieve. It is equal to the square of the number of strands of metal or plastic screening per lineal inch. Standard US mesh screen # 16 equates to a 1.19 millimeter particle diameter, mesh size #4 ...

A ported or closed cover for the end of a filter element.

Is the property of a substance that gauges the potential or driving force for the flow of heat.

That part of a shaft or axle that rotates or angularly oscillates in or against a bearing or about which a bearing rotates or angularly oscillates.

Specially designed for the transport of condensed (liquefied) gases. The most important gases are: ammonia, ethylene, LNG (Liquefied Natural Gas), which consists mainly of methane, and is cooled to a temperature of minus 163 degrees Celcius, and LPG (Liqu ...

Structural pieces running fore and aft between the beams.

After or trailing edge of a sail; the after edge of a fore-and-aft sail and the outer edges of a square sail.