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TermDefinition
- Number 0 - Zero (Ze-Ro) In a marine context, "0 - Zero" refers to the code flag that represents the numerical value of zero. In international maritime signal flag(...) Read more
- Above deck Above deck refers to the area of a boat or ship located on the main deck or any higher deck levels. This area is typically exposed to the(...) Read more
- Nautical Saying All at sea In a broader sense, it can also be used figuratively to describe a person who is confused, disoriented, or unsure about what to do in a(...) Read more
- Bathing Platform A bathing platform is a purpose-built area that sits at water level when the vessel is stopped. It allows easy access to and from the water. It(...) Read more
- Bearing Bearing is the direction of an object or point relative to a fixed reference point, measured in degrees clockwise from true north. Bearings are(...) Read more
- Below Deck Below deck refers to the interior spaces of a vessel located beneath the main deck or upper deck. These areas typically include crew quarters,(...) Read more
- Block A block is a type of pulley system used to change the direction of a line, rope, or cable on a boat. Blocks consist of one or more grooved(...) Read more
- Buoy A buoy is a floating device typically anchored to the seafloor. It is used as a navigational aid or to mark the location of hazards such as(...) Read more
- Cable Unit of measure (distance) A cable is a unit of distance traditionally used to measure short distances at sea. It is generally considered(...) Read more
- Cable Cable is the term for the strong rope or chain used when anchoring. Cables can be made from chain, warp, or both. Cable is also the term(...) Read more
- Did you know?, Nautical Saying Chock-a-block Chock-a-block is a nautical term describing when two blocks (pulleys) are pulled so close together that they cannot be tightened further. It(...) Read more
- Clear Clear water is transparent and free from sediment, debris, or other particles that may obstruct visibility. This is important for snorkelling,(...) Read more
- Clear Clear weather refers to atmospheric conditions free of significant cloud cover, precipitation, fog, or other weather disturbances. The sky is(...) Read more
- Clear To disentangle a line, for example, removing it from a dock cleat when manoeuvring out of a marina. When departing from a mooring, it is(...) Read more
- Coachroof A coachroof is the raised structure on a boat or ship that covers the cabin or saloon area. It provides protection from the elements and(...) Read more
- Companionway A companionway is a stairway or ladder that provides access between different levels on a boat or ship. It typically connects the main deck to(...) Read more
- Compass A compass is a navigational instrument that determines direction relative to the Earth’s magnetic poles. It typically consists of a magnetised(...) Read more
- Magnetic Compass A compass is a navigational instrument that determines direction relative to the Earth’s magnetic poles. It typically consists of a magnetised(...) Read more
- Current Currents are the continuous, directed flow of seawater in the ocean. They can be caused by various factors, including wind, temperature(...) Read more
- Cutlass A cutlass is a short, broad sword with a slightly curved blade, often used by sailors and pirates in naval combat. It is typically designed for(...) Read more