Glossary
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TermDefinition
- General Nautical Terminology, Safety Parachute Flare
A pyrotechnic distress signal that, when launched, ascends to a high altitude before deploying a parachute to slow its descent while emitting a...
More Details - General Nautical Terminology Parallel RulesNavigational instrument used in conjunction with the compass rose on the chart to transfer bearings and courses to plot a vessel’s position
- General Nautical Terminology, Navigation, Safety Passage
A journey or route taken by a vessel from one location to another, often across open water or between specific points such as harbours or...
More Details - General Nautical Terminology, Navigation, Safety Passage Plan
A detailed, structured navigational strategy outlining the safest and most efficient route for a vessel from departure to destination,...
More Details - General Nautical Terminology Pay Off
The action or process of a vessel's bow turning away from the wind, often due to wind or rudder adjustments.
When a vessel "pays off," it is...
More Details - General Nautical Terminology Pay OutTo let out a line or rope gradually
- Flag / Pennant, Signals & Communication Code Flag Papa (P)
The International Maritime Signal Flag Papa.
Meaning
The Blue Peter.
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In harbour: All persons should report on board as the vessel is... - General Nautical Terminology, Navigation PDOP
Measurement of the geometric strength of satellite configuration in a Global Navigation Satellite System (GNSS) receiver.
It quantifies the...
More Details - General Nautical Terminology, Safety Personal Locator Beacon (PLB)
A compact, portable device used to transmit a distress signal via satellite to alert search and rescue services in emergencies at sea.
A...
More Details - Courses, RYA Personal Watercraft ProficiencyThe RYA Personal Watercraft Proficiency course is designed for jet ski operators, covering essential skills for safe and enjoyable use.... More Details
- Phonetic Alphabet, Signals & Communication Phonetic Alphabet
The Phonetic Alphabet, also known as the International Radiotelephony Spelling Alphabet or NATO phonetic alphabet, is a standardised set of words...
More Details - General Nautical Terminology PileA stout timber or metal post driven vertically into the a river or seabed
- General Nautical Terminology PilotAn expert in local waters who assists vessels entering or leaving harbour; An official publication posting details of, for example, local coasts,... More Details
- General Nautical Terminology, Navigation Pilotage
Pilotage is the use of fixed visual references by sight or radar to safely navigate to a destination, usually a port or harbour, with the help of...
More Details - General Nautical Terminology PinchTo sail too close to the wind so that the sails lose driving power
- Did you know?, Nautical Saying Pipe down
Pipe down is a nautical term meaning to quiet down or cease talking. It is often used as a command on a boat or ship to instruct crew members or...
More Details - General Nautical Terminology PitchThe up and down motion of the bow and stern of a vessel
- General Nautical Terminology, Safety PLB
A compact, portable device used to transmit a distress signal via satellite to alert search and rescue services in emergencies at sea.
A...
More Details - Flag Semaphore, Signals & Communication Letter P (Flag Semaphore)
Flag semaphore indicating the letter P.
- Morse Code, Signals & Communication Letter P (Morse Code)
International Morse Code sequence representing the letter P.