An adiabatic compression with no increase in entropy; a reversible-adiabatic compression.

A valve to control the flow of air in a certain direction.

The type of alternative current generated by alternating current generators, rotary inverters, and solid-state inverters.

Equipped to extract petroleum, e.g. oil production ship.

Pieces of timber bolted to the hounds of a mast, to support the trestle-trees.

An old expression meaning heartily or quickly.

The forward part of the bow which overhangs the keel.

Allows foreign merchandise arriving at one port to be transported in bond through the U.S. to be exported from another port, without paying duty.

A very high wind. Also called "Snotter"

Those levels at and above which persons exposed to them without protection are at risk of sustaining a noise induced hearing loss.

Damage Free Car. Boxcars equipped with special bracing material.

The same as FOB named inland carrier, except the buyer pays the transportation charge and the seller reduces the invoice by a like amount.

1,728 cubic inches. A volume contained in a space measuring one foot high, one foot wide and one foot long.

The index of the share prices of over 800 leading companies and investment trusts on the London.

A filter assembly in which the inlet, outlet and filter element axes are in a straight line.

The navigable water to leeward of a vessel.

A person in command of a ship. A person certified as competent to command a ship. A master mariner.

In spray painting applications, spray equipment which delivers material at a low pressure of no more than 10 PSI (at the air cap), however, with greater volume of air.

A local variation in the wind direction or speed. This condition can present danger to aircraft, especially at landing, when a sudden shift from headwind to tailwind can cause a rapid loss of airspeed and lift.

To place pieces of dunnage in between pieces of cargo in order to prevent shifting of the cargo.