A list of navigational lights arranged in geographical order, giving the position and characteristics.

The sudden heave of the ship.

A cap for the top of the mast.

A short piece of rope secured in the bow of a small boat used for making her fast.

A short-sea vessel which transfers cargo between a central "hub" port and smaller "spoke" ports.

The distance the bow of a boat is forward of another's stern

The swiveled opening at the top of a ventilator.

One of the large square openings in the deck of a ship through which freight is hoisted in or out, and access is had to the hold.

A train of a specified number of railcars, perhaps 100, which remain as a unit for a designated destination or until a change in routing is made.

Seaman's term for the period of work on board ship for which he has been paid in advance when signing on.

Direction from which the wind is blowing; an unsailable sector between close hauled headings.

The center plank on a wooden deck.

Abbreviation for "Less than Container Load." The quantity of freight which is less than that required for the application of a container load rate. Loose Freight.

When the sheer curves down towards the bow and stern.

Maintaining position over the ground when underway in a river or tidal stream.

A tube with a narrow throat (a constriction) that increases the velocity and lowers the pressure of the liquid passing through it, creating a partial vacuum immediately after the constriction in the tube. The vacuum created has a sucking effect, and a ven ...

Use of individual carrier/rail equipment through a central agency for the benefit of carriers and shippers.

A device that removes solid contaminants, such as dirt or metal particles, from a liquid or gas (air is a gas), or that separates one liquid from another, or a liquid from a gas. The term filter describes the complete unit ... housing, filter element, int ...

Gallons per minute

Alphabet used by the Navy when making sure that a letter is understood; i.e. "BRAVO OSCAR ALPHA TANGO spells BOAT"