Distance at sea is measured in nautical miles, which are about 6067.12 feet, 1.15 statute miles or exactly 1852 meters. Nautical miles have the unique property that a minute of latitude is equal to one nautical mile - Measurement of speed is done in knots ...

To bagpipe the mizzen, is to lay it aback by bringing the sheet to the weather mizzen rigging.

To break loose from a mooring, anchor or docking.

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

The direction to which a compass points. Magnetic north differs from true north because the magnetic fields of the planet are not exactly in line with the north and south poles. Observed differences between magnetic and true north is known as magnetic var ...

Six feet. Comes from the Dutch word "fadom" which was the distance between fingertips of outstretched hands.A unit of measurement relating to the depth of water or to the length of line or cable; one fathom is 6 feet or 1.83 meters

Kilograms per square centimeter absolute.

A projecting aperture at the end of a tube, pipe etc. serving as an outlet for compressed air. Reduces the demand on the compressor by generating the highest thrust and volume for the lowest possible air consumption.

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

The increase in pressure in the discharge header that develops as a result of flow after the pressure relief device opens

Ropes hung and used for assistance in ascending and descending.

Permanent pip iron ballast specially shaped and placed along each side of keelson. Name is sometimes given to any iron ballast.

The toal temperature at the intake flange of the compressor.

Goods floating on surface of sea after a wreck.

Recapitulation of the terms and conditions agreed

Incapable of being mixed without separation phases. Water and petroleum oil are immiscible under most conditions, although they can be made miscible with the addition of an emulsifier.

Condition of a sailing ship when all sails have been taken down in a severe storm, very often a hazardous undertaking if there is a high sea running.

Sixteenth-century term for a sea distance at which high land could be observed from a ship. Varied between 14 and 22 miles according to average atmospheric conditions in a given area.

A weight attached to a line used to determine depth by lowering it into the water.

The white froth on the crests of waves.