
Derivation Arabic, from Amir al-Bahr ("Ruler of the sea"). In ascending order of seniority, Rear Admiral, Vice Admiral, Admiral and (until about 2001 when all UK five-star ranks were discontinued) Admiral of the Fleet (Royal Navy).
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Accommodation ladder - A portable flight of steps down a ship's side.Either true bearing, using the geographical or true north, or magnetic bearing, using magnetic north. Absolute bearing - The bearing of an object in relation to north.Absentee pennant - Special pennant flown to indicate absence of commanding officer, admiral, his chief of staff, or officer whose flag is flying (division, squadron, or flotilla commander).Above-water hull - The hull section of a vessel above the waterline, the visible part of a ship.Pirates would secret their crews below decks, thereby creating the false impression that an encounter with another ship was a casual matter of chance. Above board - On or above the deck, in plain view, not hiding anything.Ready about, or boutship, is the order to prepare for tacking." About - "To go about is to change the course of a ship by tacking.

Synonymous with "on board." (See also close aboard.)

A merchant seaman qualified to perform all routine duties, or a junior rank in some navies. Able seaman - Also able-bodied seaman.Abeam - On the beam, a relative bearing at right angles to the ship's keel.It is usually the last resort after all other mitigating actions have failed or become impossible, and destruction or loss of the ship is imminent and customarily followed by a command to "man the lifeboats" or life rafts. It is an order issued by the Master or a delegated person in command. Abandon ship! - An imperative to leave the vessel immediately, usually in the face of some imminent overwhelming danger.That would describe "an object lying 22.5 degrees toward the rear of the ship, as measured clockwise from a perpendicular line from the right side, center, of the ship, toward the horizon." Abaft the beam - Further aft than the beam: a relative bearing of greater than 90 degrees from the bow: "two points abaft the beam, starboard side".Abaft - Toward the stern, relative to some object ("abaft the fore hatch").A-back - A foresail when against the wind, used when tacking to help the vessel turn.A & A's - Alterations and additions to the structure, rigging and equipment of a warship.This is a partial glossary of nautical terms some remain current, while many date from the 17th to 19th centuries.Ī to C - D to F - G to I - J to L - M to O Yachtmaster Sail to Motor Conversion CourseĮach month, we will add nautical terms to this list in alphabetical order.Yachtmaster Offshore Motor Exam Preparation.Yachtmaster Offshore Sail Exam Preparation.

A glossary of nautical terms - Deep Blue Sea Training Deep Blue Sea Training
