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TermDefinition
- Bermudan RigA triangular mainsail, without any upper spar, which is hoisted up the mast by a single halyard attached to the head of the sail. This(...) Read more
- BerthA place where a vessel can be tied up; A sleeping place on a vessel; To give an obstruction wide clearance by keeping well clear Read more
- Bi-colour LightCombined red (port) and green (starboard) light positioned on the bow Read more
- Bight A loop created in the standing part of a rope. Read more
- Bilge PumpUsed to empty unwanted water from the vessel. Can be automatic, manual and mobile and are usually positioned to collect the water from the(...) Read more
- BilgesThe compartment at the bottom of the hull of a ship or boat where water collects and must be pumped out of the vessel. Read more
- BinnacleThe stand on which the ship's compass is mounted, usually in front of the wheel. May also carry navigation instruments. Read more
- Boat HookA pole with a hook on the end, used to reach into the water to catch buoys or other floating objects. Read more
- Just like running down the road or cycling downhill you will feel the wind on your face; boat wind is just the same. As the boat moves through(...) Read more
- BollardStrong fitting, firmly bolted to the deck, to which mooring lines are made fast. Large bollards are on quays, piers and pontoons Read more
- BoomThe boom is attached to the mast by a fitting called the gooseneck. The other end of the boom holds the clew in place, which is controlled by(...) Read more
- Boom OutOn a run to thrust the Genoa out to windward so that it fills with wind Read more
- Bow The bow of a ship is the front or forward section of the vessel. It is the part that faces forward and is typically pointed or rounded in shape(...) Read more
- Bow lineRope used to secure bow of the vessel alongside. Read more
- Bow SpringLine used to prevent a vessel from moving aft when attached to a pontoon Read more
- BowlineA knot tied in the end of a line to make a loop that will neither slip nor jam, commonly used to attach a line to the clew of a sail. Read more
- BowspritA spar projecting from the bow used to attach the tack of some headsails, particularly asymmetric spinnakers Read more
- Phonetic Alphabet Bravo In marine terminology, "Bravo" is the phonetic term for the letter "B" in the International Code of Signals. It is used to communicate messages(...) Read more
- Phonetic Alphabet Brah Vo In marine terminology, "Bravo" is the phonetic term for the letter "B" in the International Code of Signals. It is used to communicate messages(...) Read more
- BreakwaterA structure constructed on a coast as part of a coastal defense system or to protect an anchorage from the effects of weather and longshore drift. Read more