Acronyms

Angle of Uncertainty :

American Association Against Acronym Abuse

Acknowledge

Anti-Fouling System (paint)

Automatic Identification System

Association Internationale de Signalisation Maritime (Title of IALA in French)

International Association of Marine Aids to Navigation and Lighthouse Authorities - AISM

Aids to Navigation Requirements and Management Committee (IALA)

Aid to Navigation

Application Specific Message

Application Service Provider (LRIT)

Long Range Identification and Tracking

Accredited Training Organisation

Aviation Communication Service of the CSS

Common Shore-based System (ENAV)

second

Baltic and International Maritime Council (vessel contract agreements)

Biological Oxygen Demand

Bridge Resource Management

Contrast

Celsius (previously Centigrade)

Capacitance

Competent Authority

Craft Autonomous Integrity Monitoring

Contractors All Risk (insurance)

Category of Zone of Confidence

Capacity Building

Condition-Based Maintenance

Closed-Circuit Television

Coding Delay

Chart Datum

Commission Internationale de l'Eclairage (International Commission on Illumination)

Corrective Maintenance

Common Maritime Data Structure

Coronel Mass Ejection (solar flare)

Convention on the International Regulations for Preventing Collisions at Sea (1972) (as amended)

Cross-Rate Interference

Colour Rendering Index

Communication Service Provider (LRIT)

Common Shore-based System Architecture (ENAV)

Continuity Time Interval

Category

A radionavigation system, similar to LORAN-C, operated by the Government of the Russian Federation

A low-frequency hyperbolic radionavigation system based on measurements of TOA or DTOA of events in pulsed signals

Long Range Navigation System (USA) version C

Cumulonimbus (or Cb) cloud

Direct Current

A low-frequency hyperbolic radionavigation system based on phase comparison techniques

Navigation equipment for DECCA

Direction Finding Service of the CSS

DGNSS Augmentation Service of the CSS

Differential Global Navigation Satellite System

Differential Global Navigation Satellite System

Differential Global Positioning System

Global Positioning System. Operated by the Government of the United States

Data Mining Service

Technical Development Personnel

Dead Reckoning

Daymark Range

GMDSS VHF Digital Selective Calling Service of the CSS

Digital Selective Calling

The Difference in Time Of Arrival of events in two signals

Illuminance

Energy

Electronic Chart Display and Information System

Electronic Chart System

Exclusive Economic Zone (Defined in UNCLOS)

The United Nations Convention on the Law of the Sea

European Geostationary Navigation Overlay Service

Electro-Magnetic Frequency

e-Navigation Committee (IALA)

Electronic Navigation Chart

Environmental Data Evaluation Service of the CSS

Aids to Navigation Engineering and Sustainability Committee (IALA)

Environmental Sensor Service of the CSS

Emergency Position Indicating Radio Beacon

European Union

Emergency Wreck Buoy

Emergency Wreck Marking Plan

Facilitation Convention (IMO)

International Maritime Organization

Fixed-Access Time-Division Multiple Access

Floating Visual Aids Service of the CSS

Full Operational Capability

Full Operating Condition

File Transfer Protocol

Fixed Visual Aids Service of the CSS

Global Navigation Satellite System (EU)

Ground-Based Augmentation System

Geometric Dilution of Position

Group of Experts on the Scientific Aspects of Marine Environmental Protection

Geographic Information System

Guideline (IALA)

Global Navigation Satellite System, operated by the Government of the Russian Federation

Globalnaya Navigatsionnaya Sputnikovaya Sistema

Global Sea Level Observing System

Global Maritime Distress and Safety System

Grid North

Global Navigation Satellite System, based on augmentation of GPS and GLONASS in development by the EU

Future Global Navigation Satellite System in development by the EU

Global Navigation Satellite System

United States of America

Group Repetition Interval

Glass Reinforced Plastic (fibreglass)

Gross Tonnage

Gateway Service of the CSS

A list of definitions of Acronyms

Health and Safety

Highest Astronomical Tide

Horizontal Axis Wind Turbine

High frequency (3 – 30 MHz)

Human / Machine Interface

High Power

Human Resources

High Speed Craft

Health and Safety Equipment

charge current

Intensity

International Association of Classification Societies Ltd.

International Association of Ports and Harbours

International Civil Aviation Organization

International Electrotechnical Commission

International Federation of Shipmasters’ Association

International Harbour Masters’ Association

International Hydrographic Organization

International Labour Organization

International Maritime Pilots Association

IMO Member State Audit Scheme

International Mobile Satellite Organization

Inertial Measurement Unit

On-Site Infrastructure of the CSS

International Maritime Satellite Organization

Traffic Information Service, as part of the Vessel Traffic Services

Integrated Navigation System, as defined by IMO Performance Standards

Information Services (VTS)

Vessel Traffic Services

Intergovernmental Oceanographic Commission

Initial Operational Capability

Initial Operating Condition

Intellectual Property Rights

Integrated Power System (self-contained marine) lantern

International Standardization Organisation

International Ship and Port Facilities Security [Code]

Information Technology

IT Infrastructure Library (V3 = Version 3, service-oriented)

International Telecommunications Union – Radiocommunications Bureau

International Telecommunication Union

Inshore Traffic Zone

IALA Waterway Risk Assessment Program

Job Safety Analysis

Key Performance Indicator

Luminance

Level (technician training - WWA)

Latitude (in degrees)

Local Area Augmentation System

Local Area Differential GNSS

Large Automatic Navigation BuoY

Lowest Astronomical Tide

Loran Data Channel

Long Range Navigation System

Low Dynamic Range

Light Dependent Resistors

Light-Emitting Diode

Lithium-iron Phosphate (battery)

Liquid Natural Gas

Line of Position

Time of Arrival

Time Of Arrival of an event in a signal

Longitude

Level of Service (or LoS)

Line of Sight

Local Public Address Service of the CSS

Local Public Address Service of the CSS

Latitude

Latitude

Machine-to-Machine

International Convention for the prevention of pollution from ships (IMO 1973) (as amended)

IALA Maritime Buoyage System

Micro Electro Mechanics System

Medium Frequency (300 kHz to 3 MHz)

Mean Frequency

Mean Higher High Water

Mean High Water

Mean High Water Springs

Mobile Interrogation Monitoring

Maritime Information Overlays

Minimum Keyboard and Display

Mean Lower Low Water

Mean Low Water

Mean Low Water Springs

Maritime Mobile Service Identity

Magnetic North

Maximum Power Point Tracking (for battery charging)

Master/Pilot Exchange

Maritime Rescue Coordination Centre

Maritime Radio Communications Plan (IALA)

Multi-purpose Satellite Augmentation System developed by the Government of Japan

Maritime Safety Committee (IMO)

Maritime Safety Information

Maritime Spatial Planning

Maritime Service Portfolio

Mean Time Between Failures

Mean Time Between Outages

Mean Time to Service Restoration

Mean Time to Repair

Medium Wave Broadcast Service of the CSS

Morse (code)

Memorandum of Understanding

Navigation Assistance Service (VTS)

Sub-Committee on Safety-of-Navigation (IMO)

Navigation Plan

Navigational Telex (a data transmission MSI service operating on 500 KHz)

Navigational Warning(s)

Non-Conformance Reports

National Centre for Sensor Research

Sub-committee on Navigation Communications and Search and Rescue (IMO)

NAVDAT Service of the CSS

NAVigational DATa (a data transmission service)

Nautical Mile

Nuclear Magnetic Resonance

Nautical Publication

Navigation System Error

New Technology radar

Navtex Service of the CSS

Nickel Cadmium (battery)

Nickel Cadmium (battery)

Nickel-Metal Hydride (battery)

Notice to Mariners

Object-oriented Engineering Process

On-the-Job Training

Technical Operating Personnel of the CSS

Operational Presentation Surface

Operational Performance Statement

Protection and Indemnity (clubs or insurance)

Ports and Waterways Safety Assessment (IALA)

Precision Direction Light

Presentation Interface

Performance Indicator

ENAV19-13.6 Figure 16

The World Association for Waterborne Transport Infrastructure

Program Manager (IALA WWA)

Planned Maintenance

World Wide Academy (IALA)

Position, Navigation and Timing

Position Determination Service of the CSS

ENAV19-13.6 Figure 21

Personal Protective Equipment

Pulse Position Modulation

Portable Pilot Unit

Particularly Sensitive Sea Areas

Quality Management System

Reverse Osmosis

RADar beaCON (Radar transponder beacon)

Radar Service of the CSS

Receiver Autonomous Integrity Monitoring

Raster Chart Display System

Radar Cross Section

Regional ENC Coordination Centre

Raster navigation chart

Radar Target Enhancer

Remote Telemetry Unit

Recommendation (IALA)

Selective Availability

Selected Availability (GNSS)

International Convention on Maritime SAR (1979)

Search and Rescue

Support of Allied Services (VTS)

Satellite-Based Augmentation System

Shore-Based Wide Area Network Service of the CSS

Supervisory Control and Data Acquisition (system)

Ship Data Consistency Analysis Service of the CSS

Shipping Industry Database Service of the CSS

Signal In Space

International Convention for the Safety of Life at Sea (IMO 1974 as amended)

Standard Operating Procedures

Self-Organising Time-Division Multiple Access

Ship Reporting System

International Convention on Standards of Training, Certification and Watchkeeping for Seafarers (IMO)

Short Wave Communication Service of the CSS

Short Wave GMDSS Service of the CSS

Silicon

Time period

roll period

Transmissivity

To Be Determined

observation duration

True Bearing from Seaward

Tributyltin (anti-fouling paint)

Time-Division Multiple Access

Twenty-Foot Equivalent Units

Trinity House

Trinity House Lighthouse Service

Training Management System

Time/Motion Studies

True North

Traffic Organisation Service (VTS)

Transmission Regulatory Authority

Total System Error

Traffic Separation Scheme (IMO)

Territorial Waters

User Interaction Service of the CSS

Under Keel Clearance

United States (of America)

Coordinated Universal Time (Universal Time Co-ordinated)

Universal Transverse Mercator (Projection)

Ultra Violet (light) (10 – 380 nm)

Vertical Axis Wing Turbine

VHF Data Exchange

South

Very High Frequency (30 MHz to 300 MHz)

VHF Communication Service of the CS

VHF Data Exchange System

VHF Data Link

Voyage Data Recorder

Vector Chart Service of the CSS

Megahertz

CCTV Video Service (Closed Circuit Television) of the CSS

Very Large Crude Carrier

Vessel Monitoring System

Volatile Organic Compounds (paints and solvents)

Vessel Traffic Centre

Vessel Technical Error

Vessel Traffic Management

Vessel Traffic Management and Information System

Vessel Traffic Management and Information Services

Vessel Traffic Service Officer

VTS Operator

Wide Area Augmentation System developed by the Government of the United States

Wave activated generator

Wide Area Network (e.g. the internet)

acceleration due to gravity (m/s2)

Worldwide Electronic Navigational Chart Database

World Geodetic System 1984 (datum and spheroid)

World Meteorological Organization

World Radiocommunications Conference

World Radio Conference (ITU)

World Wide Navigational Warning Service

World Wide Radio Navigation Plan (IALA)

World Wide Radio Navigation System (IMO)

candela

Enhanced LORAN

e-Navigation

coefficient of sensitivity

Kilowatt

Parts Per Million