An analytical method of assessing machine health by quantifying and examining ferrous wear particles suspended in the lubricant or hydraulic fluid.

The art and science of designing vessels.

Is the force in newton required to move a fluid layer of one square meter area and a thickness of one meter with a velocity of one meter per second.

To be named or to be nominated. To Be Named. Brokerage and chartering, replaces the name of the ship when it is still unknown.

The temperature which would be measured at the stagnation point if a gas stream were stopped, with adiabatic compression from the flow condition to the stagnation pressure.

The surface of the water.

The official who is in charge of a harbor, enforcing all its applicable regulations.

Line led forward, from quarter of a vessel, to prevent her from moving astern.

Gallons per minute

Originally, to suck rum from a coconut, the end of the nut resembling a monkey's face. Later, illicitly to suck spirit from a cask, usually through a straw. Also called Bleed the Monkey.

To change direction so as to point farther away from the wind. Also Bear Away, Bear Off or Head Down. The opposite of heading up.

Misrepresenting freight or weight on shipping documents.

Heat cannot, of itself, pass from a colder to a hotter body.

A longitudinal stiffener for the side of a ship, made of angle bar, bulb angle channel or plates, etc. Depending upon their locations, stringers are known as bilge stringers, side stringers, hole stringers, etc.

The cord, twine or other small stuff which is used to seize line.

A very experienced and/or old sailor

A gap unintentionally left uncovered while painting or varnishing.

The difference between magnetic north and true north, measured as an angle. Magnetic variation is different in different geographic locations, so the nearest compass rose to each location on a chart must be used.

Same as "grab rope" (rope).

A line with a weight on the end used to measure depth. The lead is dropped into the water and marks on the line are read to determine the current water depth. The lead usually has a cavity to return a sample of the bottom type mud, sand, etc.