Legend - The map element that allows the map user to translate graphic map symbols into ideas, usually be the use of text.
Category: - GIS

Length Between Perpendiculars - The length of a ship measured from the forward perpendicular to the after perpendicular.
Category: - Maritime

Length Over All - The length of a ship measured from the extreme forward end to the aftermost point of the stern.
Category: - Maritime

Lifeboat - A specially constructed double ended boat which can withstand heavy, rough seas.
Category: - Maritime

Lifeboat Drill - The master of every vessel is bound by international law to make the officers, crew and passengers adequately acquainted with the procedures of lowering and the use of lifeboats in case of emergency.
Category: - Maritime

Light Displacement Tonnage - The weight of a ship's hull, machinery, equipment and spares. This is often the basis on which ships are paid for when purchased for scrapping. The difference between the loaded displacement and light displacement is the ship's deadweight.
Category: - Maritime

Lightening Hole - A hole cut in a member to reduce its weight.
Category: - Maritime

Lighter - General name for a broad, flat-bottomed boat used in transporting cargo between a vessel and the shore. The distinction between a lighter and a barge is more in the manner of use than in equipment. The term "lighter" refers to a short haul, generally in connection with loading and unloading operations of vessels in harbor while the term "barge" is more often used when the cargo is being carried to its destination over a long distance.
Category: - Maritime

Lighterage - Charge for conveying cargo by lighters or barges.
Category: - Maritime

Lightering - Conveying cargo with another vessel known as a lighter from ship to shore, or vice versa.
Category: - Maritime