Difference between revisions of "Acronyms"

From International Dictionary of Marine Aids to Navigation
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;AIS
;A of U:Angle of Uncertainty:
:Automatic Identification System
;AAAAA:American Association Against Acronym Abuse
;AtoN
;ACK:Acknowledge
:Aid to Navigation
;AFS:Anti-Fouling System (paint)
;CAIM
;AIS:Automatic Identification System
:Craft Autonomous Integrity Monitoring
;AIS:Automatic Identification System
;Chayka
;AISM:Association Internationale de Signalisation Maritime (Title of IALA in French)
:A radionavigation system, similar to LORAN-C, operated by the Government of the Russian Federation
;ARM:AtoN Requirements and Management Committee
;Decca
;ASM:Application Specific Messages
;ASP:Application Service Provider (LRIT)
;ATO:Accredited Training Organisation
;AVC:Aviation Communication Service of the CSS
;AtoN:Aid to Navigation
;AtoN:Aid(s) to Navigation
;BIMCO:Baltic and International Maritime Council (vessel contract agreements)
;BOD:Biological Oxygen Demand
;BRM:Bridge Resource Management
;C:Contrast
;CA:Competent Authority
;CAIM:Craft Autonomous Integrity Monitoring
;CAR:Contractors All Risk (insurance)
;CATZOC:Category of Zone of Confidence
;CB:Capacity Building
;CBM:Condition-Based Maintenance
;CCTV:Closed-Circuit Television
;CD:Chart Datum
;CIE:International Commission on Illumination (1931)
;CM:Corrective Maintenance
;CMDS:Common Maritime Data Structure
;CME:Coronel Mass Ejection (solar flare)
;COLREGS:International Regulations for Preventing Collisions at Sea
;CRI:Colour Rendering Index
;CSP:Communication Service Provider (LRIT)
;CSS:Common Shore-based System
;CSSA:Common Shore-based System Architecture (e-Nav)
;CTI:Continuity Time Interval
;Cat:Category
;Chayka:A radionavigation system, similar to LORAN-C, operated by the Government of the Russian Federation
;CuNim:Cumulonimbus (or Cb) cloud
;DC:Direct Current
;DECCA
;DECCA
;DECCA Navigator
;DECCA Navigator:A low-frequency hyperbolic radionavigation system based on phase comparison techniques
:A low-frequency hyperbolic radionavigation system based on phase comparison techniques
;DFS:Direction Finding Service of the CSS (e-Nav)
;DGPS
;DGN:DGNSS Augmentation Service of the CSS (e-Nav)
:Differential GPS
;DGNSS:Differential Global Navigation Satellite System
;DTOA
;DGPS:Differential GPS
:The Difference in Time Of Arrival of events in two signals
;DGPS:Differential Global Positioning System
;EGNOS
;DMS:Data Mining Service
:European Geostationary Navigation Overlay Service
;DP:Technical Development Personnel
;EU
;DR:Dead Reckoning
:European Union
;DSC:Digital Selective Call
;FOC
;DTOA:The Difference in Time Of Arrival of events in two signals
:Full Operational Capability
;E:Illuminance
;GLONASS
;ECDIS:Electronic Chart Display and Information System
:Global Navigation Satellite System, operated by the Government of the Russian Federation
;ECS:Electronic Chart System
;GMDSS
;EEZ:Exclusive Economic Zone (Defined in UNCLOS)
:Global Maritime Distress and Safety System
;EGNOS:European Geo-stationary Overlay Service
;GNSS
;EGNOS:European Geostationary Navigation Overlay Service
:Global Navigation Satellite System
;EMF:Electro-Magnetic Frequency
;GNSS-1
;ENAV:e-Navigation Committee
:Global Navigation Satellite System, based on augmentation of GPS and GLONASS in development by the EU
;ENC:Electronic Navigation Chart
;GNSS-2
;ENE:Environmental Data Evaluation Service
:Future Global Navigation Satellite System in development by the EU
;ENG:Engineering and Sustainability Committee
;GPS
;ENS:Environmental Sensor Service
:Global Positioning System operated by the Government of the United States
;EPIRB:Emergency Position Indicating Radio Beacon
;HSC
;EU:European Union
:High-Speed Craft
;EWB:Emergency Wreck Buoy
;IALA
;EWMP:Emergency Wreck Marking Plan
:International Association of Marine Aids to Navigation and Lighthouse Authorities
;FAL:Facilitation Committee of IMO
;ICAO
;FATDMA:Fixed Access Time Division Multiple Access
:International Civil Aviation Organization
;FEARNS:Far East Radio Navigation Service
;IHO
;FLA:Floating Visual Aids Service
:International Hydrographic Organization
;FOC:Full Operational Capability
;IMO
;FTP:File Transfer Protocol
:International Maritime Organization
;FXA:Fixed Visual Aids Service
;IOC
;GALILEO:Global Navigation Satellite System (EU)
:Initial Operational Capability
;GBAS:Ground-Based Augmentation System
;ITU
;GDOP:Geometric Dilution of Position
:International Telecommunication Union
;GESAMP :Group of Experts on the Scientific Aspects of Marine Environmental Protection
;LAAS
;GIS:Geographical Information System
:Local Area Augmentation System
;GL:IALA Guideline
;LADGNSS
;GLONASS:Global Navigation Satellite System (Russia)
:Local Area Differential GNSS
;GLONASS:Global Navigation Satellite System, operated by the Government of the Russian Federation
;LORAN-C
;GLOSS:Global Sea level Observing System
:A low-frequency hyperbolic radionavigation system based on measurements of TOA or DTOA of events in pulsed signals
;GMDSS: Global Maritime Distress Service
;MSAS
;GMDSS:Global Maritime Distress and Safety System
:Multi-purpose Satellite Augmentation System developed by the Government of Japan
;GMDSS:Global Maritime Distress and Safety System
;MSC
;GN:Grid North
:Maritime Safety Committee of IMO
;GNSS-1:Global Navigation Satellite System, based on augmentation of GPS and GLONASS in development by the EU
;NAV
;GNSS-2:Future Global Navigation Satellite System in development by the EU
:Sub-Committee on Safety of Navigation of IMO
;GNSS:Global Navigation Satellite System
;NSE
;GNSS:Global Navigation Satellite System
:Navigation System Error
;GPS:Global Positioning System (USA)
;RAIM
;GPS:Global Positioning System operated by the Government of the United States
:Receiver Autonomous Integrity Monitoring
;GRI:Group Repetition Interval
;SAR
;GRP:Glass Reinforced Plastic
:Search and Rescue
;GT:Gross Tonnage
;SIS
;GWY:Gateway Service
:Signal In Space
;Glossary:A list of definitions of Acronyms
;TOA
;H&S:Health and Safety
:Time Of Arrival of an event in a signal
;HAT:Highest Astronomical Tide
;TSE
;HAWT:Horizontal Axis Wind Turbine
:Total System Error
;HF:High Frequency
;VDR
;HMI:Human-Machine Interface
:Voyage Data Recorder
;HMI:Human-Machine-Interface
;VTE
;HP:High Power
:Vessel Technical Error
;HR:Human Resources
;VTS
;HSC:High-Speed Craft
:Vessel Traffic Services
;HSE:Health and Safety Equipment
;WAAS
;I:Intensity
:Wide Area Augmentation System developed by the Government of the United States
;IACS:International Association of Classification Societies Ltd.
;WRC
;IALA:International Association of Marine Aids to Navigation and Lighthouse Authorities
:World Radio Conference of the ITU
;IALA:International Association of Marine Aids to Navigation and Lighthouse Authorities
;WWRNS
;IAPH:International Association of Ports and Harbours
:World-Wide Radio Navigation System
;ICAO:International Civil Aviation Organization
;IEC:International Electrotechnical Commission
;IFSMA:International Federation of Shipmasters’ Association
;IHMA:International Harbour Masters’ Association
;IHO:International Hydrographic Organization
;IHO:International Hydrographic Organization
;ILO:International Labour Organization
;IMO :International Maritime Organization
;IMO:International Maritime Organisation
;IMO:International Maritime Organization
;IMPA:International Maritime Pilots Association
;IMSAS:IMO Member States Audit Scheme
;IMSO:International Mobile Satellite Organisation
;IMU:Inertial Measurement Unit
;INF:On-Site Infrastructure of the CSS
;INMARSAT:International Maritime Satellite Organisation
;INS:Information Services (VTS)
;INS:Integrated Navigation System, as defined by IMO Performance Standards
;INS:Traffic Information Service, as part of the Vessel Traffic Services
;IOC:Initial Operational Capability
;IPR:Intellectual Property Rights
;IPSL:Integrated Power System (self-contained marine) lantern
;ISO:International Standardization Organisation
;ISO:International Standards Organisation
;ISPS:International Ship and Port Facilities Security [Code]
;IT:Information Technology
;ITIL:IT Infrastructure Library (V3 = Version 3, service-oriented)
;ITU-R:International Telecommunications Union – Radiocommunications Bureau
;ITU:International Telecommunication Union
;ITU:International Telecommunications Union
;ITZ:Inshore Traffic Scheme
;IWRAP:IALA Waterway Risk Assessment Program
;JSA:Job Safety Analysis
;KPI:Key Performance Indicators
;L :Luminance
;LAAS:Local Area Augmentation System
;LADGNSS:Local Area Differential GNSS
;LANBY:Large Navigational Buoy
;LAT:Lowest Astronomical Tide
;LDC:LORAN Data Channel
;LDR:Light Dependent Resistors
;LED:Light Emitting Diode
;LFP:Lithium-iron Phosphate (battery)
;LNG:Liquid Natural Gas
;LOP:Line of Position
;LORAN-C:A low-frequency hyperbolic radionavigation system based on measurements of TOA or DTOA of events in pulsed signals
;LORAN-C:Long Range Navigation System (USA) version C
;LORAN:Long Range Navigation System
;LOS:Level of Service (or LoS)
;LPA:Local Public Address Service of the CSS
;LRIT:Long Range Identification and Tracking 
;Lat:Latitude
;Long:Longitude
;M2M:Machine-to-Machine Interface
;MARPOL:International Convention for the Prevention of Pollution from Ships
;MBS:(The IALA) Maritime Buoyage System and other Aids to Navigation
;MEMS:Micro Electro Mechanics System
;MF:Mean Frequency
;MF:Medium Frequency Band
;MHHW:Mean Higher High Water
;MHW:Mean High Water
;MHWS:Mean High Water Springs
;MIM:Mobile Interrogation Monitoring
;MIOs:Maritime Information Overlays
;MKD:Minimum Keyboard Display
;MLLW:Mean Lower Low Water
;MLW:Mean Low Water
;MLWS:Mean Low Water Springs
;MMSI:Maritime Mobile Service Identity
;MN:Magnetic North
;MPPT:Maximum Power Point Tracking (for battery charging)
;MPX:Master/Pilot Exchange
;MRCC:Maritime Rescue Coordination Centre
;MRCP:IALA Maritime Radio Communications Plan
;MRCP:Maritime Radio Communications Plan
;MSAS:Multi-purpose Satellite Augmentation System developed by the Government of Japan
;MSC:Maritime Safety Committee of IMO
;MSI:Maritime Safety Information
;MSI:Maritime Safety Information
;MSP:Maritime Service Portfolio(s)
;MSP:Maritime Spatial Planning
;MTBF:Mean Time Between Failures
;MTBO:Mean Time Between Outages
;MTSR:Mean Time to Service Repair
;MTTR:Mean Time to Repair
;MWB:Medium Wave Broadcast Service of the CSS
;Mo:Morse (code)
;MoU:Memorandum of Understanding
;NAS:Navigation Assistance Service (VTS)
;NAV:Sub-Committee on Safety of Navigation of IMO
;NAVPLAN:(operational) Navigation Plan
;NAVTEX:Navigational Telex
;NAVWARN:Navigational Warning
;NCR:Non-Conformance Reports
;NCSR:IMO Sub-committee on Navigation Communications and Search and Rescue
;NDT:NAVDAT Service of the CSS
;NM:Nautical Mile
;NMR:Nuclear Magnetic Resonance
;NP:Nautical Publication
;NSE:Navigation System Error
;NT radar:New Technology radar
;NTX:Navtex Service of the CSS
;NiCad:Nickel Cadmium (battery)
;NiCd:Nickel Cadmium (battery)
;NiMH:Nickel-Metal Hydride (battery)
;NtoM:Notice to Mariners
;OEP:Object-oriented Engineering Process
;OJT:On-the-Job Training
;OP:Technical Operating Personnel
;OPS:Operational Performance Statement
;OPS:Operational Presentation Surface
;P&I:Protection and Indemnity (clubs or insurance)
;PAWSA:Ports and Waterways Safety Assessment
;PDL:Precision Direction Light
;PI:Performance Indicator
;PIANC:The World Association for Waterborne Transport Infrastructure
;PM:Planned Maintenance
;PM:Program Manager (IALA WWA)
;PNT:Position Navigation and Timing
;PNT:Positioning, Navigation and Timing
;POS:Position Determination Service of the CSS
;PPE:Personal Protection Equipment
;PPM
;PPU:Portable Pilot Unit
;PSSA:Particularly Sensitive Sea Areas
;QMS:Quality Management System
;R.O.:Reverse Osmosis
;RACON:Radar transponder beacon
;RAD:Radar Service of the CSS
;RAIM:Receiver Autonomous Integrity Monitoring
;RAIM:Receiver Autonomous Integrity Monitoring
;RCDS:Raster Chart Display System
;RCS:Racon Cross Section
;RENC:Regional ENC Coordination Centre
;RNC:Raster navigation chart
;RTE:Radar Target Enhancer
;RTU:Remote Telemetry Unit
;Racon
;Rec:IALA Recommendation
;SA:Selected Availability (GNSS)
;SAR (1979):International Convention on Maritime SAR (1979)
;SAR:Search and Rescue
;SAR:Search and Rescue
;SAS:Support of Allied Services (VTS)
;SBAS:Satellite Based Augmentation System
;SBAS:Space-Based Augmentation System
;SBN:Shore-Based Wide Area Network Service of the CSS
;SCADA:Supervisory Control and Data Acquisition (system)
;SDA:Ship Data Consistency Analysis Service of the CSS
;SID:Shipping Industry Database Service of the CSS
;SIS:Signal In Space
;SOLAS:International Convention for the Safety of Life at Sea (IMO 1974+)
;SOP:Standard Operating Procedure
;SOP:Standard Operating Procedures
;SOTDMA:Self-Organising Time Division Multiple Access
;SRS:Ship Reporting System
;STCW:International Convention on Standards of Training, Certification and Watchkeeping for Seafarers
;SWC:Short Wave Communication Service of the CSS
;SWG:Short Wave GMDSS Service of the CSS
;Si:Silicon
;T:Transmissivity
;TBD:To Be Determined
;TBS:True Bearing from Seaward
;TBT:Tributyltin (anti-fouling paint)
;TDMA:Time Division Multiple Access
;TEU:Twenty-Foot Equivalent Units 
;TH:Trinity House
;THLS:Trinity House Lighthouse Service
;TMS:Time/Motion Studies
;TN:True North
;TOA:Time Of Arrival of an event in a signal
;TOS:Traffic Organisation Service (VTS)
;TRA:Transmission Regulatory Authority
;TSE:Total System Error
;TSS:Traffic Separation Scheme
;TW:Territorial Waters
;UIA:User Interaction Service of the CSS
;UKC:Under Keel Clearance
;UNCLOS:United Nations Convention on the Law of the Sea
;US
;USA:United States of America
;UTC:Coordinated Universal Time (Universal Time Co-ordinated)
;UTM:Universal Transverse Mercator (Projection)
;UV:Ultra Violet
;VAWT:Vertical Axis Wing Turbine
;VDE(S):VHF Data Exchange (System)
;VDE: VHF Data Exchange
;VDES:VHF Data Exchange System
;VDL:VHF Data Link
;VDR:Voyage Data Recorder
;VEC:Vector Chart Service of the CSS
;VHF:Very High Frequency
;VHF:Very High Frequency (radio in the 30-300 MHz band)
;VID:CCTV Video Service (Closed Circuit Television) of the CSS
;VLCC:Very Large Crude Carrier
;VMS:Vessel Monitoring System
;VOC:Volatile Organic Compounds (paints and solvents)
;VTC:Vessel Traffic Centre
;VTE:Vessel Technical Error
;VTM:Vessel Traffic Management
;VTMIS:Vessel Traffic Management and Information Services
;VTS:Vessel Traffic Service
;VTS:Vessel Traffic Services
;VTSO:Vessel Traffic Service Officer
;WAAS:Wide Area Augmentation System developed by the Government of the United States
;WAG:Wave Activated Generator
;WAN:Wide Area Network (e.g. the internet)
;WEND:Worldwide Electronic Navigational Chart Database
;WGS84:World Geodetic System 1984 (datum and spheroid)
;WMO:World Meteorological Organisation
;WRC:World Radio Conference of the ITU
;WRC:World Radiocommunications Conference
;WWA:(IALA) World-Wide Academy
;WWNWS:World Wide Navigational Warning Service
;WWRNP:World Wide Radio Navigation Plan (IALA)
;WWRNS:World Wide Radio Navigation System (IMO)
;WWRNS:World-Wide Radio Navigation System
;cd:candela
;eLORAN:Enhanced LORAN
;eNav:e-Navigation
;k:coefficient of sensitivity
;kW:Kilowatt
;ppm:Parts Per Million

Revision as of 20:38, 8 July 2016

A of U
Angle of Uncertainty:
AAAAA
American Association Against Acronym Abuse
ACK
Acknowledge
AFS
Anti-Fouling System (paint)
AIS
Automatic Identification System
AIS
Automatic Identification System
AISM
Association Internationale de Signalisation Maritime (Title of IALA in French)
ARM
AtoN Requirements and Management Committee
ASM
Application Specific Messages
ASP
Application Service Provider (LRIT)
ATO
Accredited Training Organisation
AVC
Aviation Communication Service of the CSS
AtoN
Aid to Navigation
AtoN
Aid(s) to Navigation
BIMCO
Baltic and International Maritime Council (vessel contract agreements)
BOD
Biological Oxygen Demand
BRM
Bridge Resource Management
C
Contrast
CA
Competent Authority
CAIM
Craft Autonomous Integrity Monitoring
CAR
Contractors All Risk (insurance)
CATZOC
Category of Zone of Confidence
CB
Capacity Building
CBM
Condition-Based Maintenance
CCTV
Closed-Circuit Television
CD
Chart Datum
CIE
International Commission on Illumination (1931)
CM
Corrective Maintenance
CMDS
Common Maritime Data Structure
CME
Coronel Mass Ejection (solar flare)
COLREGS
International Regulations for Preventing Collisions at Sea
CRI
Colour Rendering Index
CSP
Communication Service Provider (LRIT)
CSS
Common Shore-based System
CSSA
Common Shore-based System Architecture (e-Nav)
CTI
Continuity Time Interval
Cat
Category
Chayka
A radionavigation system, similar to LORAN-C, operated by the Government of the Russian Federation
CuNim
Cumulonimbus (or Cb) cloud
DC
Direct Current
DECCA
DECCA Navigator
A low-frequency hyperbolic radionavigation system based on phase comparison techniques
DFS
Direction Finding Service of the CSS (e-Nav)
DGN
DGNSS Augmentation Service of the CSS (e-Nav)
DGNSS
Differential Global Navigation Satellite System
DGPS
Differential GPS
DGPS
Differential Global Positioning System
DMS
Data Mining Service
DP
Technical Development Personnel
DR
Dead Reckoning
DSC
Digital Selective Call
DTOA
The Difference in Time Of Arrival of events in two signals
E
Illuminance
ECDIS
Electronic Chart Display and Information System
ECS
Electronic Chart System
EEZ
Exclusive Economic Zone (Defined in UNCLOS)
EGNOS
European Geo-stationary Overlay Service
EGNOS
European Geostationary Navigation Overlay Service
EMF
Electro-Magnetic Frequency
ENAV
e-Navigation Committee
ENC
Electronic Navigation Chart
ENE
Environmental Data Evaluation Service
ENG
Engineering and Sustainability Committee
ENS
Environmental Sensor Service
EPIRB
Emergency Position Indicating Radio Beacon
EU
European Union
EWB
Emergency Wreck Buoy
EWMP
Emergency Wreck Marking Plan
FAL
Facilitation Committee of IMO
FATDMA
Fixed Access Time Division Multiple Access
FEARNS
Far East Radio Navigation Service
FLA
Floating Visual Aids Service
FOC
Full Operational Capability
FTP
File Transfer Protocol
FXA
Fixed Visual Aids Service
GALILEO
Global Navigation Satellite System (EU)
GBAS
Ground-Based Augmentation System
GDOP
Geometric Dilution of Position
GESAMP
Group of Experts on the Scientific Aspects of Marine Environmental Protection
GIS
Geographical Information System
GL
IALA Guideline
GLONASS
Global Navigation Satellite System (Russia)
GLONASS
Global Navigation Satellite System, operated by the Government of the Russian Federation
GLOSS
Global Sea level Observing System
GMDSS
Global Maritime Distress Service
GMDSS
Global Maritime Distress and Safety System
GMDSS
Global Maritime Distress and Safety System
GN
Grid North
GNSS-1
Global Navigation Satellite System, based on augmentation of GPS and GLONASS in development by the EU
GNSS-2
Future Global Navigation Satellite System in development by the EU
GNSS
Global Navigation Satellite System
GNSS
Global Navigation Satellite System
GPS
Global Positioning System (USA)
GPS
Global Positioning System operated by the Government of the United States
GRI
Group Repetition Interval
GRP
Glass Reinforced Plastic
GT
Gross Tonnage
GWY
Gateway Service
Glossary
A list of definitions of Acronyms
H&S
Health and Safety
HAT
Highest Astronomical Tide
HAWT
Horizontal Axis Wind Turbine
HF
High Frequency
HMI
Human-Machine Interface
HMI
Human-Machine-Interface
HP
High Power
HR
Human Resources
HSC
High-Speed Craft
HSE
Health and Safety Equipment
I
Intensity
IACS
International Association of Classification Societies Ltd.
IALA
International Association of Marine Aids to Navigation and Lighthouse Authorities
IALA
International Association of Marine Aids to Navigation and Lighthouse Authorities
IAPH
International Association of Ports and Harbours
ICAO
International Civil Aviation Organization
IEC
International Electrotechnical Commission
IFSMA
International Federation of Shipmasters’ Association
IHMA
International Harbour Masters’ Association
IHO
International Hydrographic Organization
IHO
International Hydrographic Organization
ILO
International Labour Organization
IMO
International Maritime Organization
IMO
International Maritime Organisation
IMO
International Maritime Organization
IMPA
International Maritime Pilots Association
IMSAS
IMO Member States Audit Scheme
IMSO
International Mobile Satellite Organisation
IMU
Inertial Measurement Unit
INF
On-Site Infrastructure of the CSS
INMARSAT
International Maritime Satellite Organisation
INS
Information Services (VTS)
INS
Integrated Navigation System, as defined by IMO Performance Standards
INS
Traffic Information Service, as part of the Vessel Traffic Services
IOC
Initial Operational Capability
IPR
Intellectual Property Rights
IPSL
Integrated Power System (self-contained marine) lantern
ISO
International Standardization Organisation
ISO
International Standards Organisation
ISPS
International Ship and Port Facilities Security [Code]
IT
Information Technology
ITIL
IT Infrastructure Library (V3 = Version 3, service-oriented)
ITU-R
International Telecommunications Union – Radiocommunications Bureau
ITU
International Telecommunication Union
ITU
International Telecommunications Union
ITZ
Inshore Traffic Scheme
IWRAP
IALA Waterway Risk Assessment Program
JSA
Job Safety Analysis
KPI
Key Performance Indicators
L
Luminance
LAAS
Local Area Augmentation System
LADGNSS
Local Area Differential GNSS
LANBY
Large Navigational Buoy
LAT
Lowest Astronomical Tide
LDC
LORAN Data Channel
LDR
Light Dependent Resistors
LED
Light Emitting Diode
LFP
Lithium-iron Phosphate (battery)
LNG
Liquid Natural Gas
LOP
Line of Position
LORAN-C
A low-frequency hyperbolic radionavigation system based on measurements of TOA or DTOA of events in pulsed signals
LORAN-C
Long Range Navigation System (USA) version C
LORAN
Long Range Navigation System
LOS
Level of Service (or LoS)
LPA
Local Public Address Service of the CSS
LRIT
Long Range Identification and Tracking
Lat
Latitude
Long
Longitude
M2M
Machine-to-Machine Interface
MARPOL
International Convention for the Prevention of Pollution from Ships
MBS
(The IALA) Maritime Buoyage System and other Aids to Navigation
MEMS
Micro Electro Mechanics System
MF
Mean Frequency
MF
Medium Frequency Band
MHHW
Mean Higher High Water
MHW
Mean High Water
MHWS
Mean High Water Springs
MIM
Mobile Interrogation Monitoring
MIOs
Maritime Information Overlays
MKD
Minimum Keyboard Display
MLLW
Mean Lower Low Water
MLW
Mean Low Water
MLWS
Mean Low Water Springs
MMSI
Maritime Mobile Service Identity
MN
Magnetic North
MPPT
Maximum Power Point Tracking (for battery charging)
MPX
Master/Pilot Exchange
MRCC
Maritime Rescue Coordination Centre
MRCP
IALA Maritime Radio Communications Plan
MRCP
Maritime Radio Communications Plan
MSAS
Multi-purpose Satellite Augmentation System developed by the Government of Japan
MSC
Maritime Safety Committee of IMO
MSI
Maritime Safety Information
MSI
Maritime Safety Information
MSP
Maritime Service Portfolio(s)
MSP
Maritime Spatial Planning
MTBF
Mean Time Between Failures
MTBO
Mean Time Between Outages
MTSR
Mean Time to Service Repair
MTTR
Mean Time to Repair
MWB
Medium Wave Broadcast Service of the CSS
Mo
Morse (code)
MoU
Memorandum of Understanding
NAS
Navigation Assistance Service (VTS)
NAV
Sub-Committee on Safety of Navigation of IMO
NAVPLAN
(operational) Navigation Plan
NAVTEX
Navigational Telex
NAVWARN
Navigational Warning
NCR
Non-Conformance Reports
NCSR
IMO Sub-committee on Navigation Communications and Search and Rescue
NDT
NAVDAT Service of the CSS
NM
Nautical Mile
NMR
Nuclear Magnetic Resonance
NP
Nautical Publication
NSE
Navigation System Error
NT radar
New Technology radar
NTX
Navtex Service of the CSS
NiCad
Nickel Cadmium (battery)
NiCd
Nickel Cadmium (battery)
NiMH
Nickel-Metal Hydride (battery)
NtoM
Notice to Mariners
OEP
Object-oriented Engineering Process
OJT
On-the-Job Training
OP
Technical Operating Personnel
OPS
Operational Performance Statement
OPS
Operational Presentation Surface
P&I
Protection and Indemnity (clubs or insurance)
PAWSA
Ports and Waterways Safety Assessment
PDL
Precision Direction Light
PI
Performance Indicator
PIANC
The World Association for Waterborne Transport Infrastructure
PM
Planned Maintenance
PM
Program Manager (IALA WWA)
PNT
Position Navigation and Timing
PNT
Positioning, Navigation and Timing
POS
Position Determination Service of the CSS
PPE
Personal Protection Equipment
PPM
PPU
Portable Pilot Unit
PSSA
Particularly Sensitive Sea Areas
QMS
Quality Management System
R.O.
Reverse Osmosis
RACON
Radar transponder beacon
RAD
Radar Service of the CSS
RAIM
Receiver Autonomous Integrity Monitoring
RAIM
Receiver Autonomous Integrity Monitoring
RCDS
Raster Chart Display System
RCS
Racon Cross Section
RENC
Regional ENC Coordination Centre
RNC
Raster navigation chart
RTE
Radar Target Enhancer
RTU
Remote Telemetry Unit
Racon
Rec
IALA Recommendation
SA
Selected Availability (GNSS)
SAR (1979)
International Convention on Maritime SAR (1979)
SAR
Search and Rescue
SAR
Search and Rescue
SAS
Support of Allied Services (VTS)
SBAS
Satellite Based Augmentation System
SBAS
Space-Based Augmentation System
SBN
Shore-Based Wide Area Network Service of the CSS
SCADA
Supervisory Control and Data Acquisition (system)
SDA
Ship Data Consistency Analysis Service of the CSS
SID
Shipping Industry Database Service of the CSS
SIS
Signal In Space
SOLAS
International Convention for the Safety of Life at Sea (IMO 1974+)
SOP
Standard Operating Procedure
SOP
Standard Operating Procedures
SOTDMA
Self-Organising Time Division Multiple Access
SRS
Ship Reporting System
STCW
International Convention on Standards of Training, Certification and Watchkeeping for Seafarers
SWC
Short Wave Communication Service of the CSS
SWG
Short Wave GMDSS Service of the CSS
Si
Silicon
T
Transmissivity
TBD
To Be Determined
TBS
True Bearing from Seaward
TBT
Tributyltin (anti-fouling paint)
TDMA
Time Division Multiple Access
TEU
Twenty-Foot Equivalent Units
TH
Trinity House
THLS
Trinity House Lighthouse Service
TMS
Time/Motion Studies
TN
True North
TOA
Time Of Arrival of an event in a signal
TOS
Traffic Organisation Service (VTS)
TRA
Transmission Regulatory Authority
TSE
Total System Error
TSS
Traffic Separation Scheme
TW
Territorial Waters
UIA
User Interaction Service of the CSS
UKC
Under Keel Clearance
UNCLOS
United Nations Convention on the Law of the Sea
US
USA
United States of America
UTC
Coordinated Universal Time (Universal Time Co-ordinated)
UTM
Universal Transverse Mercator (Projection)
UV
Ultra Violet
VAWT
Vertical Axis Wing Turbine
VDE(S)
VHF Data Exchange (System)
VDE
VHF Data Exchange
VDES
VHF Data Exchange System
VDL
VHF Data Link
VDR
Voyage Data Recorder
VEC
Vector Chart Service of the CSS
VHF
Very High Frequency
VHF
Very High Frequency (radio in the 30-300 MHz band)
VID
CCTV Video Service (Closed Circuit Television) of the CSS
VLCC
Very Large Crude Carrier
VMS
Vessel Monitoring System
VOC
Volatile Organic Compounds (paints and solvents)
VTC
Vessel Traffic Centre
VTE
Vessel Technical Error
VTM
Vessel Traffic Management
VTMIS
Vessel Traffic Management and Information Services
VTS
Vessel Traffic Service
VTS
Vessel Traffic Services
VTSO
Vessel Traffic Service Officer
WAAS
Wide Area Augmentation System developed by the Government of the United States
WAG
Wave Activated Generator
WAN
Wide Area Network (e.g. the internet)
WEND
Worldwide Electronic Navigational Chart Database
WGS84
World Geodetic System 1984 (datum and spheroid)
WMO
World Meteorological Organisation
WRC
World Radio Conference of the ITU
WRC
World Radiocommunications Conference
WWA
(IALA) World-Wide Academy
WWNWS
World Wide Navigational Warning Service
WWRNP
World Wide Radio Navigation Plan (IALA)
WWRNS
World Wide Radio Navigation System (IMO)
WWRNS
World-Wide Radio Navigation System
cd
candela
eLORAN
Enhanced LORAN
eNav
e-Navigation
k
coefficient of sensitivity
kW
Kilowatt
ppm
Parts Per Million