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TermDefinition
- LandfallLand first sighted after a long voyage at sea Read more
- LanyardA short length of line used to secure an object such as a knife Read more
- Lash DownTo secure firmly with a rope or line Read more
- Lateral MarkBuoy, or post used to mark Port and Starboard sides of a channel Read more
- LatitudeParallels of latitude are parallel equidistant lines running north and south from the zero degree point at the equator. They are graduated at(...) Read more
- LazaretteLarge aft locker or glory hole for storing everything from fenders, to dinghies, fishing kit and everything else you can imagine. Read more
- 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(...) Read more
- Leading LightsLights positioned to assist entry into harbour or safe passage through a channel. Usually one light above another marks the correct course. Read more
- 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. Read more
- LeagueA unit of length, normally equal to three nautical miles. Read more
- LeeThe direction towards which the wind blow Read more
- 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. Read more
- LeechThe trailing edge of a triangular sail Read more
- Leeshore A coastline towards which the onshore wind blows; the shore to leeward of a boat Read more
- LeewardThe opposite direction to wind; downwind, away from the wind (Pronounced loo-erd) "To leeward" - the side away from when the wind is coming Read more
- LeewaySideways action of wind on the vessel Read more
- LegA segment of a voyage between two waypoints Read more
- LOALength Overall Read more
- Length OverallLength Overall Read more
- LifelinePersonal safety device attached to harness on lifejacket and to vessel strongpoint. Designed to keep you on board Read more