Glossary
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TermDefinition
- General Nautical Terminology, Weather (Meteorology) Rockall
Sea area of the Met Office Shipping Forecast. Spans the North Atlantic west of Ireland around Rockall islet.
Named for the remote granite islet...
More Details - General Nautical Terminology, Parts of a Boat Rode
The line, chain, or cable that connects an anchor to a vessel.
Rode refers to the length of chain, rope, or a combination of both that...
More Details - General Nautical Terminology Roller Furling
Roller furling is used on sailing boats to roll or unroll a sail, typically the jib or genoa, around a stay to quickly deploy or stow the...
More Details - General Nautical Terminology Roller Reef
A roller reef is a method of reducing sail area on a sailboat by partially rolling or furling the sail around the boom or the headstay. This...
More Details - Phonetic Alphabet, Signals & Communication Romeo
Pronounced: ROW-me-oh
The term for the letter R in the NATO Phonetic Alphabet.
- General Nautical Terminology Round UpTo head up into the wind
- General Nautical Terminology Roving Fender
A spare fender, held ready by a crew member in case of emergencies.
A roving fender is a type of fender used on boats and ships to protect the...
More Details - Organisation Royal National Lifeboat Institution (RNLI)
The volunteer crewed rescue service providing 24-hour rescue services around the UK and Irish coastline. They also provide seasonal lifeguards...
More Details - Organisation Royal Yachting Association (RYA)
The national governing body for sailing, motorboating, and other recreational boating activities in the United Kingdom.
The Royal Yachting...
More Details - General Nautical Terminology Rudder
A rudder is a flat, movable surface attached to the stern of a boat or ship. It is used to steer the vessel by redirecting water flow.
The...
More Details - General Nautical Terminology Rudder StockThe rudder stock houses the mechanism that transfers the movement of the wheel or tiller to the rudder, thereby steering the yacht
- General Nautical Terminology Run
To allow a line, rope, or cable to move freely through a block, fairlead, or other fitting.
The direction a vessel is moving, particularly...
More Details - General Nautical Terminology Running
The act of sailing a boat downwind, with the wind coming from astern.
Running is one of the main points of sail, where a vessel moves with...
More Details - General Nautical Terminology Running Backstay
A rigging component on a sailboat that helps support the mast. It runs from each lateral corner of the stern to the mast at the level where the...
More Details - General Nautical Terminology Running FixA navigational fix when only a single landmark is available. Two bearings are taken and plotted at different times, making allowance for distance... More Details
- General Nautical Terminology Running Rigging
The ropes, lines, and cables that control a sailing vessel’s sails and other movable components.
Running rigging is a critical part of a...
More Details - Organisation RYA
The national governing body for sailing, motorboating, and other recreational boating activities in the United Kingdom.
The Royal Yachting...
More Details - Courses, RYA RYA DofE CentreThe RYA DofE Centre course is aimed at individuals and organizations offering Duke of Edinburgh (DofE) Award activities with a sailing or... More Details
- General Nautical Terminology, Navigation RYA Handy Plotter
A lightweight Plotter, suitable for use in a classroom for navigation exercises.

This handy size plotter has been specifically designed to...
More Details - Courses, RYA RYA/MCA Advanced Powerboat ExamThe RYA Diesel Engine course is designed for boat operators seeking to understand their engine's basic maintenance and troubleshooting. This... More Details

