Glossary Archive

A triangular mainsail, without any upper spar, which is hoisted up the mast by a single halyard attached to the head of the sail. This configuration, introduced to Europe about 1920, allows the use of a tall mast, enabling sails to be set higher where wind speed is greater.

A type of sail rig characterised by a tall, triangular mainsail set behind a single mast, commonly used on modern sailing yachts and dinghies.  The Bermuda rig, also known as a Marconi rig, is the most prevalent sail configuration in modern sailing vessels. It consists of a single mast with a triangular mainsail and often...

A place where a vessel can be tied up;  A sleeping place on a vessel; To give an obstruction wide clearance by keeping well clear

Combined red (port) and green (starboard) light positioned on the bow

A loop created in the standing part of a rope.

Used to empty unwanted water from the vessel. Can be automatic, manual and mobile and are usually positioned to collect the water from the lowest part of the bilges.

The compartment at the bottom of the hull of a ship or boat where water collects and must be pumped out of the vessel.

A canvas or fabric top supported by a metal frame, typically found on boats to provide shade and protection from the sun.  A Bimini is a popular addition to many boats, particularly those used for leisure and fishing, as it offers protection from the sun while allowing for an open-air experience. It is usually made...

The stand on which the ship's compass is mounted, usually in front of the wheel. May also carry navigation instruments.

This shape represents the Letter B (Flag Semaphore) and the Number 2 (Flag Semaphore).