A piece of equipment designed to lift containers by their corner castings.

To reverse or change directions, to turn around

To cast off all but one remaining line.

To measure the depth of the water with a lead. Also said of a whale when it dives to the bottom.

A standard numeric code developed by the United Nations to classify commodities used in international trade, based on a hierarchy.

An object made with more than one type of material.

See "Overland Common Points."

A blast of from 4 to 6 seconds' duration.

A distress call made by a vessel requiring assistance. These three letters were chosen because they were easy to make and read using Morse Code. Some believe the letters meant "Save Our Ship" or "Save Our Souls".

A severe type of food poisoning caused by eating contaminated fish

The difference in pressure between the opening pressure and reclose pressure of a valve. May be expressed in percentage of set pressure or "psig".

Is the temperature at which oil begins to flow under prescribed conditions.

A nautical astronomical observation of the sun, moon, or a star, by which means a vessel's position can be determined. The sight was taken with a sextant at a specific time, determined by a chronometer.

A ball shaped buoy marking a navigational hazard.

Response to an offer which varies the terms or conditions of that offer.

A vessel's station bill showing duties of crew.

see Chanty.

The renting of a boat

An instrument with a movable arm to plot a course on a chart

Fluid cooling agent.