LM SAR - Lead Minister for Search and Rescue, Canada
Category: - Acronym - SAR

LNG Carrier - Liquefied natural gas carrier, perhaps the most sophisticated of all commercial ships. The cargo tanks are made of a special aluminum alloy and are heavily insulated to carry natural gas in its liquid state at a temperature of -2850F. The LNG ship costs about twice as much as an oil tanker of the same size.
Category: - Maritime - Acronym

Load Line - The line on a vessel indicating the maximum depth to which that vessel can sink when loaded with cargo. Also known as marks.
Category: - Maritime

Load Waterline - Line of surface of water on a ship when loaded to designed draft.
Category: - Maritime

Location - A position on the earth's surface or in geographic space definable by coordinates or some other referencing system such as a street address or space indexing system.
Category: - GIS

Log - 1. A device for measuring the speed of a ship. 2. To enter in a log book. 3. A ships written record.
Category: - Maritime

Longitude - The angle formed between a position on or above the earth, the earth's geometric center, and the meridian passing through the center off the observing instrument in Greenwich, England, as projected down onto the plane of the earth's equator or viewed from above the pole. Longitudes range from -180 (180 degrees West) to +180 (180 degrees East)
Category: - GIS

Longitudinal - A shell, deck, or bulkhead stiffener running fore and aft.
Category: - Maritime

Long Ton - 2,240 pounds
Category: - Maritime

Lookout - A member of the crew stationed on the forecastle, or on the bridge, whose duty it is to watch for any dangerous objects or for any other vessels heaving into sight.
Category: - Maritime