Glossary

This guide is designed to help you navigate the complexities of yacht ownership, charters, and sailing with confidence. Explore our glossary to enhance your knowledge and ensure you're well-informed on all aspects of the superyacht lifestyle.

A large luxury yacht cruises on calm, open water at sunset, leaving a trail in the sea. A smaller boat follows behind under a pastel sky with gentle horizon.

Yachting Terms

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Aft Deck

The area at the rear of a superyacht, often designed for outdoor living, dining, or relaxation with access to water and tenders.

Aft Deck
Anatomy
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Aft Helm

A steering station located at the rear of a yacht, allowing for maneuvering from the aft deck.

Aft Helm
Anatomy
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AIS (Automatic Identification System)

A tracking system that provides real-time data on the location and movement of vessels to enhance maritime safety.

AIS (Automatic Identification System)
Equipment & Systems
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Anchor Locker

A storage area on the foredeck where the anchor and chain are kept when not in use.

Anchor Locker
Anatomy
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Autopilot

A system that automatically controls the yacht’s steering and navigation, maintaining a set course without manual input.

Autopilot
Equipment & Systems
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AV Systems

Audio-Visual systems installed on superyachts for entertainment and communication, including televisions, sound systems, and satellite equipment.

AV Systems
Equipment & Systems
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Beam

The maximum width of a yacht measured at its widest point, affecting stability, space, and comfort onboard.

Beam
Specs & Measurements
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Berth

A designated docking space for a yacht at a marina or harbor, also referring to a sleeping area within the yacht.

Berth
Operations & Management
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Berthing Fees

Costs incurred for mooring a superyacht at a marina or dock, typically based on size, location, and duration of stay.

Berthing Fees
Operations & Management
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Bosun

A senior crew member overseeing deckhands and responsible for the maintenance and operation of the yacht's exterior.

Bosun
Crew & Roles
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Bow

The front part of a yacht, typically facing forward and crucial for navigation and maneuvering.

Bow
Anatomy
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Bridge

The elevated area on a yacht where navigation and control are managed, including the helm and navigation equipment.

Bridge
Anatomy
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Bridgedeck

The deck located above the main deck, often featuring additional guest accommodations or command areas.

Bridgedeck
Anatomy
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Cap Ex

Capital expenditures associated with the acquisition, improvement, or repair of a superyacht, reflecting significant financial investments.

Cap Ex
Legal, Finance & Compliance
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Certificate of Registry

A Certificate of Registry is an official document issued by a flag state, proving a superyacht's nationality, ownership, and compliance with the country's legal and regulatory requirements for maritime operation.

Certificate of Registry
Legal, Finance & Compliance
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Chartplotter

An electronic navigation tool displaying digital maps and GPS data, aiding in precise routing and navigation.

Chartplotter
Equipment & Systems
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Chaseboat

A small, fast support vessel that accompanies a superyacht to ferry guests, provisions, or equipment, and to follow tenders during high-speed water activities.

Chaseboat
Yacht Types & Design
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Chief Engineer

The crew member in charge of the yacht's engineering systems, including engines and machinery.

Chief Engineer
Crew & Roles
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Chief Steward/Stewardess

The crew member responsible for guest services, including housekeeping, dining, and overall guest satisfaction.

Chief Steward/Stewardess
Crew & Roles
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Classification Societies

Organizations that set and enforce standards for yacht construction, safety, and performance, providing certification and classification services. E.g. Lloyds, DNV, ABS, RINA

Classification Societies
Legal, Finance & Compliance
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Custom Yachts

Yachts built to unique specifications and designs according to the owner's preferences, offering a fully personalized experience.

Custom Yachts
Yacht Types & Design
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Deck

The flat, horizontal surface on a yacht, providing various functional areas for activities and equipment.

Deck
Anatomy
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Deckhand

A crew member responsible for general maintenance, cleaning, and assisting with the operation of the yacht.

Deckhand
Crew & Roles
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Deckhead

The ceiling of a yacht's interior space, providing structural support and covering the underside of the deck.

Deckhead
Anatomy
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Displacement

The weight of water displaced by a yacht's hull, used to determine its weight and stability.

Displacement
Specs & Measurements
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Displacement Hull

Hull form designed to cut through water, displacing it as the yacht moves, providing stability and efficiency at lower speeds, ideal for long-range cruising.

Displacement Hull
Yacht Types & Design
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Dock Trials

Tests conducted in a marina or dock to assess a superyacht's maneuverability, systems, and performance before sea trials.

Dock Trials
Operations & Management
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Draft

The vertical distance between the waterline and the bottom of the hull, indicating how deep a yacht sits in the water.

Draft
Specs & Measurements
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Eco-Friendly Superyachts

Yachts designed and built with sustainable practices and technologies, aiming to minimize environmental impact and promote green initiatives.

Eco-Friendly Superyachts
Yacht Types & Design
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Engine Types

Different types of engines used in superyachts, including diesel, gas turbines, and hybrid systems, influencing performance and fuel efficiency.

Engine Types
Equipment & Systems
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EPIRB (Emergency Position Indicating Radio Beacon)

A device used to send distress signals and location information in emergencies, enhancing safety at sea.

EPIRB (Emergency Position Indicating Radio Beacon)
Equipment & Systems
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Exterior Designer

A professional who designs the external appearance of a yacht, including the hull, deck, and superstructure, balancing style and performance.

Exterior Designer
Crew & Roles
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Flag State

The country under whose laws a superyacht is registered, which dictates regulations, safety standards, and legal responsibilities.

Flag State
Legal, Finance & Compliance
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Foredeck

The forward part of the main deck, often used for sunbathing, lounging, or accessing the anchor.

Foredeck
Anatomy
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Forepeak

The forward compartment in the bow of a yacht, often used for storage or housing the anchor.

Forepeak
Anatomy
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Gross Tonnage (GT)

A measure of the overall internal volume of a yacht, used for regulatory and safety purposes.

Gross Tonnage (GT)
Specs & Measurements
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Helipad

An area on a yacht designed to accommodate and land helicopters, usually located on an upper deck.

Helipad
Anatomy
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Hull

The main body of a yacht, responsible for buoyancy, stability, and structural integrity.

Hull
Anatomy
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Hull Type

The design and shape of a yacht's hull, affecting performance, stability, and handling. E.g. Planing, semi-planing, semi-displacement, displacement, fast displacement.

Hull Type
Yacht Types & Design
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Hydraulic Swim Platform

A swim platform that can be lowered or raised using hydraulic systems, providing easier access to the water.

Hydraulic Swim Platform
Equipment & Systems
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Interior Designer

A professional responsible for designing and decorating the interior spaces of a yacht, focusing on aesthetics, functionality, and comfort.

Interior Designer
Crew & Roles
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ISM Code

Superyacht Regulations and Compliance: International Maritime Standards and regulations governing the design, operation, and safety of superyachts, ensuring adherence to legal and safety requirements.

ISM Code
Legal, Finance & Compliance
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Itineraries

Planned routes and destinations for a superyacht's voyages, detailing the schedule and ports of call during travel.

Itineraries
Operations & Management
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Keel

The central structural component running along the bottom of the hull, providing stability and aiding in navigation.

Keel
Anatomy
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Knot

A unit of speed equal to one nautical mile per hour, commonly used to measure a yacht's speed.

Knot
Specs & Measurements
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Lazarette

A storage area located at the stern or lower part of the yacht, used for storing equipment or supplies.

Lazarette
Anatomy
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LOA (Length Overall)

The total length of a yacht from the tip of the bow to the end of the transom, including overhangs.

LOA (Length Overall)
Specs & Measurements
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LWL (Length On Waterline)

Length of a yacht from where stem of the boat enters the water to where the transom enters the water.

LWL (Length On Waterline)
Specs & Measurements
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Maintenance Costs

Ongoing expenses required to keep a superyacht in optimal condition, including repairs, cleaning, and routine upkeep.

Maintenance Costs
Operations & Management
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Management

Services that oversee the operation, maintenance, and administration of a superyacht, ensuring smooth and efficient management.

Management
Operations & Management
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Master Cabin

The primary and most luxurious cabin on a yacht, typically reserved for the owner or main guest.

Master Cabin
Anatomy
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MCA Compliance

Adherence to the standards set by the Maritime and Coastguard Agency for safety and operational regulations of commercial yachts.

MCA Compliance
Legal, Finance & Compliance
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MCA LY3 Code

The Maritime and Coastguard Agency's code for large yachts, outlining safety and operational regulations for commercial yachts.

MCA LY3 Code
Legal, Finance & Compliance
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Nautical Mile

A unit of measurement equal to one minute of latitude, used for maritime navigation and distance calculations.

Nautical Mile
Specs & Measurements
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Net Tonnage

A measure of a yacht's usable space, calculated by subtracting non-revenue earning spaces from gross tonnage.

Net Tonnage
Specs & Measurements
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On Deck Master

A master suite located on one of the upper decks of a yacht, offering enhanced privacy and views.

On Deck Master
Anatomy
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Owner's Suite

A luxurious, private suite reserved for the yacht’s owner, often featuring enhanced amenities and privacy.

Owner's Suite
Anatomy
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Planned Maintenance Schedules

Pre-determined timelines for routine maintenance tasks and inspections on a superyacht to ensure its optimal performance and longevity.

Planned Maintenance Schedules
Operations & Management
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Pod Drive

A type of propulsion system that integrates the engine and propeller into a single, steerable unit, enhancing maneuverability.

Pod Drive
Equipment & Systems
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Port Side

The left side of a yacht when facing forward, opposite the starboard side.

Port Side
Anatomy
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Purser

The crew member managing the yacht's finances, guest accounts, and administrative tasks.

Purser
Crew & Roles
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PYC (Passenger Yacht Code)

A set of regulations for yachts carrying more than 12 passengers, focusing on safety, construction, and operational standards.

PYC (Passenger Yacht Code)
Legal, Finance & Compliance
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Radar

A navigation system using radio waves to detect and track other vessels, land, and obstacles.

Radar
Equipment & Systems
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Range

The maximum distance a superyacht can travel on a single fuel tank, influenced by fuel capacity, engine efficiency, and speed.

Range
Specs & Measurements
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Refit

The process of renovating or upgrading a yacht, including modifications to design, systems, and equipment.

Refit
Operations & Management
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Registration

The process of officially recording a superyacht with a maritime authority, establishing its legal status and nationality.

Registration
Legal, Finance & Compliance
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Salon

The main living area of a yacht, often featuring comfortable seating, entertainment systems, and dining spaces.

Salon
Anatomy
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Security Systems

Measures and technologies implemented to safeguard a superyacht against theft, unauthorized access, and other security threats.

Security Systems
Equipment & Systems
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Shore Power

Electrical power supplied from the dock to a yacht while it is moored, allowing onboard systems to operate without using the yacht’s generators.

Shore Power
Equipment & Systems
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Stabilization Systems

Technologies used to reduce rolling and pitching of a superyacht, enhancing comfort and stability in various sea conditions e.g. Gyros, Fins and Trim Tabs

Stabilization Systems
Equipment & Systems
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Stateroom

A private cabin on a yacht, providing sleeping accommodations and often equipped with en-suite facilities.

Stateroom
Anatomy
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Sundeck

The uppermost deck on a yacht, designed for sunbathing, relaxation, and outdoor dining.

Sundeck
Anatomy
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Superstructure

The part of a yacht that is built above the main deck, including the bridge, cabins, and other structures.

Superstructure
Anatomy
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Superyacht Financing Options

Various financial solutions available for purchasing or leasing superyachts, including loans, leases, and mortgages tailored to high-value marine assets.

Superyacht Financing Options
Legal, Finance & Compliance
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Superyacht Insurance

Coverage designed to protect superyachts from risks such as damage, theft, and liability, typically tailored to high-value marine assets.

Superyacht Insurance
Legal, Finance & Compliance
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Surveyor

A professional who inspects and assesses a superyacht's condition, systems, and compliance with standards for purchase, sale, or insurance purposes.

Surveyor
Crew & Roles
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Tender

A small boat carried on a superyacht, used for transporting guests to and from shore or for recreational activities.

Tender
Equipment & Systems
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Tender Garage

A storage space within a yacht where tenders are kept when not in use, often located at the stern.

Tender Garage
Anatomy
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Tender Lift

A hydraulic or mechanical system used to lift and lower a tender or small boat from the water to the yacht.

Tender Lift
Equipment & Systems
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Transom

The flat surface at the stern of a yacht, often used for mounting the nameplate or accessing the swim platform.

Transom
Anatomy
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VAT

Value Added Tax applied to the purchase and charter of superyachts, varying by jurisdiction and impacting overall cost.

VAT
Legal, Finance & Compliance
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VHF Radio

A communication device used for maritime radio transmissions, allowing yacht crews to communicate with other vessels and shore stations.

VHF Radio
Equipment & Systems
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VIP Cabin

A luxurious guest cabin on a yacht, offering enhanced comfort and privacy, typically with premium amenities.

VIP Cabin
Anatomy
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Waterline

The line where the hull of the yacht meets the water, indicating how deep the yacht sits in the water.

Waterline
Specs & Measurements
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Watermaker

A device that converts seawater into fresh water for use on a yacht, essential for long voyages and extended stays at sea.

Watermaker
Equipment & Systems
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Wheelhouse

The enclosed area on the bridge of a yacht where navigation and control are managed, providing visibility and protection.

Wheelhouse
Anatomy
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WIFI

Wireless internet access available onboard for communication and entertainment purposes.

WIFI
Equipment & Systems
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Windlass

A mechanical device used to hoist and lower the anchor and chain, typically found on the foredeck.

Windlass
Equipment & Systems
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Yacht Crew

The team of professionals responsible for operating, maintaining, and managing the yacht during voyages.

Yacht Crew
Crew & Roles
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Yacht Management

Services that handle the operational, financial, and administrative aspects of owning and running a yacht.

Yacht Management
Operations & Management
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Yard Period

The time a yacht spends in a shipyard for maintenance, repairs, or upgrades.

Yard Period
Operations & Management
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Zero Speed Stabilizers

Stabilizing systems that function while the yacht is at anchor or stationary, enhancing onboard comfort.

Zero Speed Stabilizers
Equipment & Systems
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