Glossary
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TermDefinition
- General Nautical Terminology Lateral MarkBuoy, or post used to mark Port and Starboard sides of a channel
- General Nautical Terminology, Navigation Latitude
The angular distance of a location on Earth's surface, measured in degrees(°), minutes('), and seconds('') north or south of the equator which is...
More Details - General Nautical Terminology LazaretteLarge aft locker or glory hole for storing everything from fenders, to dinghies, fishing kit and everything else you can imagine.
- General Nautical Terminology Lazy JacksA network of cordage rigged to a point on the mast and to a series of points on either side of the boom that cradles and guides the sail onto the... More Details
- Flag / Pennant, Signals & Communication Code Flag Lima (L)
The International Maritime Signal Flag Lima.
Meaning
Stop immediately.
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If appended by a Numeral Pennant, Latitude (the first 2 digits... - General Nautical Terminology Leading LightsLights positioned to assist entry into harbour or safe passage through a channel. Usually one light above another marks the correct course.
- General Nautical Terminology LeadlineAn instrument used in navigation to measure water depth; a line attached to some lead. Usually the line is marked with knots at regular intervals.
- General Nautical Terminology LeagueA unit of length, normally equal to three nautical miles.
- General Nautical Terminology LeeThe direction towards which the wind blow
- General Nautical Terminology LeechThe trailing edge of a triangular sail
- General Nautical Terminology Lee-oh!Command given by helm when tacking as the bow passes through the wind. Tells the crew to reset the sails on the new course.
- General Nautical Terminology Leeshore A coastline towards which the onshore wind blows; the shore to leeward of a boat
- General Nautical Terminology Leeward
Leeward refers to the direction that is away from the wind. It is the side or direction sheltered from the wind, often used in navigation and...
More Details - Flag Semaphore, Signals & Communication Letters to Follow (Flag Semaphore)
This flag semaphore signal indicates a change from numbers to letters (Letters to follow). This switches back from numbers to the default...
More Details - General Nautical Terminology LifelinePersonal safety device attached to harness on lifejacket and to vessel strongpoint. Designed to keep you on board
- General Nautical Terminology LiferaftEmergency flotation device to allow the crew to abandon ship in a gravely dangerous situation
- General Nautical Terminology Lighthouse
A lighthouse is a tall structure with a bright light at the top, located on or near the coast, to serve as a navigational aid for ships at sea....
More Details - Phonetic Alphabet, Signals & Communication Lima
Pronounced: LEE-mah
The term for the letter L in the NATO Phonetic Alphabet.
- General Nautical Terminology Line
A rope used on a boat for various purposes, such as securing the vessel to a mooring (mooring line), adjusting sails (halyard or sheet), towing...
More Details - General Nautical Terminology ListA permanent lean to one side or the other