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TermDefinition
- Time ZoneMost tide tables are produced in the standard time for the time zone(s) of the nation in which they apply. These times may need to be corrected(...) Read more
- To LuffTo steer too close to the wind, causing the sails to flap. Often done to reprieve the wind pressure on the sails while they are adjusted Read more
- Toe RailA low strip of wood or light alloy that runs round the edge of the deck Read more
- Tomasz Schafernaker A Polish / British, BBC weather forecaster. Read more
- Topping LiftA line from the base of the mast passing around a sheave at the top thence to the end of the boom to take the weight of the boom when lowering(...) Read more
- TopsidesThe part of the vessel which is above the waterline when she is not heeled Read more
- Traffic Separation Scheme In areas of heavy traffic, a system of one-way lanes is created where special regulations apply to shipping. If crossing or(...) Read more
- TSS In areas of heavy traffic, a system of one-way lanes is created where special regulations apply to shipping. If crossing or(...) Read more
- TransitTwo fixed objects are in transit when they are in line Read more
- TransomThe flat transverse structure across the stern of the hull Read more
- TravellerSiding mechanism to adjust the aft end of the boom. Read more
- Tri-colour LightMasthead light combining red, green and white lights in one unit. Read more
- TrimTo adjust the sails by easing or hardening in the sheets to obtain maximum driving force Read more
- Trim TabsFlaps which can be pushed up or down to adjust the angles of the bow and heel on a motor vessel Read more
- TrimaranA vessel with three hulls Read more
- True North Where lines of latitude on charts point, the North Pole. See also Variation & Magnetic North Read more
- Geodetic North Where lines of latitude on charts point, the North Pole. See also Variation & Magnetic North Read more
- True WindThe wind created by the current weather system without impact of a vessels movement Read more
- Turn When a rope passes around an object, such as a post, when tying a knot. Read more