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Following is a list of acronyms commonly used in the maritime and petroleum industries. While Enercon has endeavored to make this list as complete and accurate as possible, we do not suggest that all common acronyms are contained herein or that the descriptions of the abbreviations are the only accepted ones. Accordingly, we invite input from our clients and web page visitors who wish to contribute with additions and/or corrections.


A

A1   ABS Class of Vessel
AAAA   Always Afloat, Always Accessible
AAPA   American Association of Port Authority
AARA   Amsterdam-Antwerp-Rotterdam Area
AAS   Annual Automation Control Survey
AASO   Association of American Shipowners
ABAble-Bodied Seaman
ABC   Activity-Based Costing
ABCU   Automated Bridge Control System For Unattended Engine Room
ABN   Abandoned
ABS   American Bureau of Shipping
ABT   About
AC   Alternating Current
ACCAutomatic Combustion Control (System)
ACC   Automatic Control System Certified
ACCU   Automatic Control System Certified For Unattended Engine Room
ACFN   American Committee for Flags of Necessity
ACG   Annual Cargo Gear Survey
ACP   Alternative Compliance Program
ACS   American Chemical Society
ACS   Arab Classification Society
ADA   Americans With Disabilities Act
ADEC   Alaska Department of Environmental Conservation
ADCOM   Address Commission
A/F   All Fast  
AFL-CIO   American Federation of Labor and Congress of Industrial Organizations
AFRA   Average Freight Rate Assessment
AFRAMAX   A tanker of such size as to take commercial advantage under Worldscale
(generally, tankers 80,000-119,000 DWT)
AFSPS   Arrival First Sea Pilot Station (Norway)
AG   Accessibility Guidelines
AG   Algeria (Flag)
AG   Arabian Gulf (See PG)
AHL   Australian Hold Ladders
AHPAbove Head of Passes
AHS   Annual Hull Survey
AI   Artificial Intelligence
AID   Agency for International Development
AIGSS   Annual Inert Gas System Survey
AIMS   American Institute of Merchant Shipping
AIMU   American Institute of Marine Underwriters
AIWWAtlantic Intracoastal Waterway
ALLI   Annual Load Line Inspection
A.M.C.   American Maritime Cases
AMS   Annual Machinery Survey
AMVER   Automated Mutual – Assistance Vessel Rescue System
AMWELSH 93   Americanized Welsh Coal Charter (1993)
ANERAAsia North America Eastbound Rate Agreement
ANFOAmmonium Nitrate Fuel Oil Mix
ANPRM   Advanced Notice of Proposed Rulemaking
ANSI   American National Standards Institute
ANT   Netherlands Antilles (Flag)
ANTHAM   Antwerp-Hamburg Range
APA   Administrative Procedure Act
APAAruba Port Authority
API   American Petroleum Institute
API( See Measurement Definitions )
APPSAct to Prevent Pollution From Ships
APS  Arrival Pilot Station
ARA   Antwerp, Rotterdam, Amsterdam (range)
ARAG   Amsterdam-Rotterdam-Antwerp-Gent Range
ARCS   Admiralty Raster Chart Service (U.K. Hydrographic Office)
ARE   United Arab Emirates (Flag)
ARMS   Automated Requisition Management System
ARO   Agreement on Rules of Origin (GATT 1994)
ARPA   Advanced Research Projects Agency
ARPAS   Automatic Radar Plotting Aid
ARS   Annual Cargo Refrigeration System Survey
A/S   Alongside
AS   Annual Survey
ASBA   Association of Shipbrokers and Agents (U.S.A.) Inc.
ASBA II   A Type of Standard Voyage Charter Party Issued by ASBA
ASBATANKVOYA Type of Standard Voyage Charter Party Issued by ASBA
ASEE   American Society for Engineering Education
ASF   Asian Shipowners Forum
ASME   Association of Mechanical Engineers
ASTM   American Society for Testing and Materials
ATC   Affordability Through Commonality (NAVSEA Program)
ATDNSHINC   Any Time Day/Night Sundays and Holidays Included
ATFDepartment Alcohol Tobacco and Firearms
ATONIS   Aids To Navigation Information System
ATUTC   Actual Time Used To Count
AUS   Australia (Flag)
AUTODAM   Automated Damage Control
AUX(AX)   Auxiliary
AUX KW   Auxiliary/Generators Kilowatts (total)
AUXMIS   Auxiliary Management Information System
AXBS   Auxiliary Boiler Survey
AXFTBS   Auxiliary Eire-Tube Boiler Survey
AXWHBS   Auxiliary/Waste Heat Boiler Survey
AXWTBS   Auxiliary Water-Tube Boiler Survey
AZE   Azerbaijan (Flag)

B

BACBlood Alcohol Content
BAF   Bunker Adjustment Factor
BBB   Before Breaking Bulk (i.e. before discharge of cargo commences)
BBLS   Barrels
BCM   Bow to Center Manifold
BDI   Both Dates Inclusive
BECU   Billion ECU
BEL   Belgium (Flag)
BENDS   Both Ends
BFI   Baltic Freight Index
BH   Belize (Flag)
BHD   Bulkhead
BHS   Bahamas (Flag)
BI   Both Inclusive
BICInternational Container Bureau
BIIBA   British Insurance and Investment Brokers Association
BIMCO   Baltic and International Maritime Council
BISD   Basic Instruments and Selected Documents (GATT)
BK   Book
BKI   Biro Klasifikasi Indonesia (Indonesian Class Society)
B/L or BL   Bill of Lading
BL   Bulgarian Lloyd (Class Society)
BLADING   See B/L
BLEVEBoiling Liquid Expanding Vapor Explosion
BLG   Subcommittee on Bulk Liquids and Gases (IMO)
BLK   Bulk
BLKCAR (B/C)   Bulk Carrier
BLR   Boiler
BLRHS   Boiler Heating Surface (Combined)
BM   Beam  
BM   Boom
BM   Mayanmar (Burma) (Flag)
BMLA   British Maritime Law Association
BMP   Best Manufacturing Practices (U.S. Navy Program)
BMU   Bermuda (Flag)
B/N   Booking Note
BNM   Broadcast Notice to Mariners
BOB   Bunkers on Board
BOFFER   Best Offer
BOPEC   Bonaire Petroleum Corporation N.V.
BORCO   Bahamas Oil Refining Corp.
BR   Brazil (Flag)
BR   Brazilian Class Society
BRG   Bearing
BRM   Bridge Resources Management
BROB   Bunkers Remaining On Board
BS   Boiler Survey
BS&W   See S&W
BSS   Basis
BSS 1/1   Basis 1 Port to 1 Port
BT   Berth Terms
BT   Bow Thruster
BTM   Bottom
BTU   British Thermal Unit – 0.252 kcal
BV   Bureau Veritas (French Class Society)
BWAD   Brackish Water Arrival Draft
BWT   (Vessel) To Be Used As Breakwater 



C

C   Center (CNTR)
C&F   Cost, Insurance & Freight
C&F FO   Cost and Freight Free Out
CA   Center Aft  
CA   Controlled Atmosphere
CAC   Citizens Advisory Council
CAD   Computer Assisted Design
CAFCurrency Adjustment Factor
CAM   Computer Assisted Manufacture
CAP   Condition Assessment Program
CAPESIZE   Bulk Carrier 100,000-180,000 DWT
CAS   Condition Assessment Survey          
CAS   Continuous Automatic Control System Survey
CASP   Computer Assisted Search Planning System
CAXBS   Composite Auxiliary Boiler Survey
CBFT   Cubic Feet
CBM/cu.m.   Cubic Meters
CBS   Cyprus Bureau of Shipping (Class Society)
C.B.T./CBT   Clean Ballast Tanks
CCC   Clean Caribbean Cooperative
CCC   Commodity Credit Corp.
CCC   Customs Co-Operation Council        
CCF   Capital Construction Fund (U.S.)     
CCRCargo Control Room
CCS or CS   China Class Society (Formerly ZC)
CCTCargo Custody Transfer (System)
CCTVClosed Circuit Television
CDCCenter for Disease Control
CDI   Chemical Distribution Institute        
CDS  Construction-Differential Subsidy     (46 USC Title V)
CE-CAD   Civil Engineering CAD
CEC   Commission of the European Communities
CEDS   Civil Engineering Data System
CENSA   Council of European & Japanese National Shipowners Associations
CERCLA   Comprehensive Environmental Response Compensation and Liability Act ("Superfund")
CERT   Certificate
c.ft./cuft   Cubic Feet (ft3)
CF   Center Forward
CFE/TLE   Conventional Forces in Europe Treaty Implementation
CFMContainer Flow Management
CFR   Code of Federal Regulations (U.S.)
CFSContainer Freight Station
CFTBS   Cylindrical Fire-Tube Boiler Survey
CGDDMS   CG Digital Data Management System
CH   China (Flag)
CHCP   Cargo Handling Cooperative Program
CHOPT   Charterer's Option
CHS   Continuous Survey of Hull
CHTRS   Charterers
CIF   Cost Insurance Freight
CIP   Carriage and Insurance Paid To
CIRC   Circulating
CIRM   International Radio-Maritime Committee    
CIRRS   Commercial Interest Reference Rates
CIT   U.S. Court of International Trade    
CKD   Completely Knocked Down
CL   Continuous Liner
CLC   Civil Liability Convention (And 1992 Protocols)
CLNGCenter for LNG
CLPR   Czech Register of Shipping (Class Society)
CMA   Companie d'Affretement
CME   Assessment Model for Coastal and Marine Environments
CMF   Composite Meter Factor
CMI   Committee Maritime International (Maritime Law Association)
CMS   Continuous Survey of Machinery
CNG   Compressed Natural Gas
CO   Cargo Oil
COA   Contract Of Affreightment
COB   Closing of Business
COB   Container/Oil/Bulk Carrier
COBRA   Consolidated Omnibus Budget Reconciliation Act of 1985
COD   Cash On Delivery
COE   U.S. Army Corps of Engineers
COFR   Certificate of Financial Responsibility (OPA 90)
COGSA   Carriage of Goods by Sea Act(s)
COI   Certificate of Inspection (Coast Guard)
COI   Certificate of Insurance
COLREGS   Collision Regulations (IMO)
COMA   Committee on Measurement Accountability
COMB   Combination
COMM   Commenced
CONS   Construction (CONSTR)
CONS   Consumption
CONT   Continued
CONVER   Conversion
COP   Custom of the Port
COR   Certificate of Registry (U.S. Coast Guard)
CORE   National Contingency Response
COSCO   China Ocean Shipping Co.
COT   Cargo Oil Tank
COT   Curacao Oil Terminal
COTP   Captain Of The Port
COW   Crude Oil Washing
C/P (CP)   Charterparty or Charter Party
CPT   Carriage Paid To
CPY   Cargo Preference Year
CR   China Corporation Register of Shipping (Taiwan Class Society)
CR   Current Rate
CRF   Construction Reserve Fund
CRISTAL   Contract Regarding an Interim Supplement to Tanker Liability
CRN   Crane
CRS   Continuous Refrigeration Survey
CRS   Croatian Register of Shipping (Class Society)
CSA   Caribbean Shipping Association
CSIContainer Security Initiative
CSM   Closed System Measurement
CSMContainer Slot Management
CSOCompany Security Officer
CSPCompany Security Plan
CSRContinuous Synopsis Record
CST   Centistokes
CST   Central Standard Time
CT   Cargo Tank
CTAC   Chemical Transportation Advisory Committee
CTC   Cargo Tank, Center
CTL   Constructive Total Loss        
C-TPATCustoms-Trade Partnership Against Terrorism
CTRContainer Fitted
CTSCargo Transfer System
CTSH   Correction Temperature of Tank Shell
CTW   Cargo Tank, Wing
CTX   Cargo Tank, Common
C/V   Consecutive Voyage
CVCaloric Value (Heat Value)
CV   Cape Verde Islands (Flag)
CVM   Contingent Valuation Method          
CWA   Clean Water Act       
CWA   Cooperative Working Agreements   
CWTBS   Cylindrical Water-Tube Boiler Survey
CYContainer Yard
CY   Cyprus (Flag)
CYCLD   Cycloidal Propeller   


D

D&O   Directors And Officers (Insurance Policy)   
DA   Double-Acting          
DAF   Delivered At Frontier Cargo
DAM   Damage         
DAMFORDET   Damages for Detention
DAPS   Days All Purposes
DB   Double-Bottom
DBH   Destroyed By Hurricane
DBS   Destroyed By Storm
DC   Direct Current
DCSDistributed Control System
DD   Dry-Docking
DDP   Delivered Duty Paid 
DDU   Delivered Duty Unpaid
DE   Subcommittee on Ship Design and Equipment  (IMO)        
DEADrug Enforcement Agency
DEM   Demolished
DEM   Demurrage
DEN   (See HSE)     
DEQ   Delivered Ex Quay (Duty Paid)       
DES   Delivered Ex Ship     
DESCDefense Energy Support Center
DEU   Germany (Flag)         
DF   Direction-Finder
DFSCDefense Fuel Support Center
DGPS   Differential Global Positioning System        
DHDATSBE   Dispatch Half Demurrage on All Time Saved Both Ends
DHDWTSBE   Dispatch Half Demurrage on Working Time Saved Both Ends
DIES   Diesel
DIR   Direct
DIS   Danish International Ship Register
DISCH   Discharge
DK   Deck
DLA   Defense Logistics Agency
DNK   Denmark (Flag)
DNV   Det Norske Veritas (Norwegian Class Society)
DO   Diesel Oil
DOC   Document Of Compliance (Part of ISM Code)
DOD   Department Of Defense
DOE   Department Of Energy
DOI   Department Of the Interior
DOP   Dropping Outward Pilot
DOSDeclaration of Security
DOT   Department Of Transportation
d.p.p.   Dirty Petroleum Products
DR   Dead Reckoning
DR   Double Reduction
DRADesignated Restricted Area
DRK   Derrick
DSB   Dispute Settlement Body
DSC   Subcommittee on the Carriage of Dangerous Goods, Solid Cargoes, and Containers (IMO)
DSU   Dispute Settlement Understanding
DTS   Defense Transportation System
DW   Distilled Water
DWCT   Deadweight Cargo Tons, or the weight of to be transported under a charter party
DWT   Deadweight Tons 


E

E&P   Exploration And Production
EA   Environmental Assessment
EAA   Export Administration Act
EATA   Europe Asia Trades Agreement (Conference)
EC   East Coast
EC   European Community
ECC   Environmental Coordinating Committee
ECDIS   Electronic Chart Display and Information Systems
ECJ   European Court of Justice
ECNH   East Coast North of Hatteras
ECSA   European Community Shipowners Associations
ECU   European Currency Unit
EDI   Electronic Data Interchange
EEE   "European-Economic-Ecological" Tanker Design
EEZ   Exclusive Economic Zone    
EHLEast Harvey Lock
EIEnergy Institute (formerly IP)
EIU   Even If Used
ELVENT   Electric Ventilation
EMER   Emergency    
EMSIS   Emergency Shipping Information System    
EMT   Emergency Medical Technicians      
EMU   Economic and Monetary Union
ENC   Electronic Navigation Chart 
ENG   Engine
EPA   Environmental Protection Agency    
EPIRBEmergency Position Indicating Radio Beacon
EQS   Environmental Quality Standard      
EQUIP   Equipment     
EQUIV   Equivalent     
ER - E/REngine Room
ESDEmergency Shut Down (System)
ESFRS   Electronic Supply Fund Reporting System  
ESP   Enhanced Survey Program   
ESP   Spain (Flag)
EST   Estonia (Flag)
ETA   Estimated Time of Arrival    
ETC   Estimated Time of Completion
ETD   Estimated Time of Departure
ETS   Estimated Time of Sailing
EU   European Union        
EURO   European Vessel
EUROS   European Community Ship Register
EUSC   Effective United States Control Vessels      
EXIMBANK   Export-Import Bank
EXP   Expires          
EXT   Extension      
EXW   Ex Works


F

FACS   Federation of American Controlled Shipping
FAQFrequently Asked Questions
FAR   Federal Acquisition Regulations       
FAS   Free Alongside Ship 
FASA   Federal Acquisition Streamlining Act of 1994
FASA            Federation of ASIAN Shipowners Association
FBIFederal Bureau of Investigation
FC   Facilitation Committee (IMO)          
FCA Free to Carrier
FCCFederal Communication Commission
FD   Free Discharge
FD&D/FDD   Freight, Demurrage, And Deadfreight
FDESP   Free Dispatch
FDISFree Discharge
FEMSS   Facility Engineering Management Support System
FEPORT   Federation of European Private Terminal Operator
FERCFederal Energy Regulatory Commission
FEU   Forty-Foot Equivalent Unit (Container)
FHEX   Fridays, Holidays Excepted (Muslim Countries)
FHINC   Fridays, Holidays Included (Muslim Countries)
FIATA   Federation of Freight Forwarders Associations
FILO   Free In/Liner Out
FIN   Finland (Flag)
FIO   Free In and Out
FLO/FLO   Float On / Float Off
FMC   Federal Maritime Commission
FMF   Foreign Military Financing
FMIS   Facility Management Information System
FMS   Fathoms
FN   Fidenavis S.A. (Spanish Class Society)
FND   Foundered
FO   Fuel Oil
FOB   Free On Board
FOG   For Our Guidance
FOM   Flag/Ownership/Management
FON   Freedom Of Navigation
FONASBA   Federation Of National Associations of Shipbrokers & Agents
FONSI   Finding Of No Significant Impact (Environmental Assessment)
FOQ   Free On Quay
FOS   Full Operational Status
FOSC   Federal On-Scene Coordinator
FOW   First Open Water
FOW   Free On Warf
FP   Subcommittee on Fire Protection (IMO)
FPAForeign Port Assessment Program
FPA   Free of Particular Average
FPS   Floating Production and Storage
FPSOFloating Production, Storage & Offloading
FR   Federal Register (U.S.)
FR   Frame (FRM)
FRA   France (Flag)
FRN   Foreign Vessel
FRP   Facility Response Plan
FSH   Fishing Vessel
FSI   Subcommittee on Flag State Implementation
FSRUFloating Storage & Re-Gasification Unit
FT3   Cubic Feet
FTBS   Fire-Tube Boiler Survey
FUND   Ship Financing Revolving Fund
F/V   Fishing Vessel
FV   First Visit
FW   Free Water
FW   Fresh Water
FWAD                       Fresh Water Draft On Arrival
FWD   Forward
FWDD                       Fresh Water Departure Draft
FWE   Finished With Engines
FWPCA   Federal Water Pollution Control Act
FY   Fiscal Year  
FYG   For Your Guidance
FYI   For Your Information


G

G7 / G8   Group of Seven Nations or Eight Nations (United States, Canada, Japan, Britain, France, Germany, and Italy) + Russia
G.A./GA   General Average
GAA   General Agency Agreement 
GATS   General Agreement on Trade in Services
GATT   General Agreement On Tariffs and Trade 1994 (now WTO)          
GBR   United Kingdom (Flag)        
GCGas Codes
GCBS   General Council of British Shipping
GCVGross Caloric Value
GEN   General Cargo
GFP   Government-Furnished Property      
GIFA   Governing International Fisheries Agreements        
GIIGNLAssociation of International Liquefied Gas Importers
GIS   Geographic Information System       
GIS   German International Ship Register 
GIWWGulf Intracoastal Waterway
GL   Germanischer Lloyd (German Class Society)
GLS   Gearless
GMDSS   Global Maritime Distress and Safety System (IMO)
GMT   Greenwich Mean Time (Universal/Zulu Time)         
GN   Grain
GNCN   General Conditions
GNSS   Global Navigational Satellite System
GO   Gas Oil
GOM   Gulf Of Mexico
GOV   Gross Observed Volume
GPA   GATT Procurement Agreement
GPG   General Policy Group (IACS)          
GPS   Global Positioning System
GRC   Greece (Flag)
GRD   Geared
GRN   Grounded
GRS   Gears
GRT   Gross Registered Tonnage
GSB   Guaranteed Safe Berth
GSV   Gross Standard Volume
GTGas Transport
GT   Gross Tons
GTEE   Guarantee
GTTGas Transport / Technigas


H

HA   Hatch
HANDYMAX   Bulk Carrier 35,000-50,000 DWT    
HANDYSIZE   Bulk Carrier 10,000-35,000 DWT    
HAZMAT   Hazardous Materials
HAZMAT   NOAA's Hazardous Materials Response and Assessment Division
HBL   Hydrostatically Balanced Loading
HC   Hydraulic Coupling  
HCPV   High Capacity Passenger Vessel       
HDHigh Demand
HDLTSBENDS   Half Dispatch Lay Time Saved Both Ends
HDWTS   Half Dispatch Working Time Saved
HE   Human Element        
HF   High Frequency        
HFO   Heavy Fuel Oil          
HMS   Heavy Metal Scraps
HMT   Harbor Maintenance Tax      
HNS   Hazardous and Noxious Substances 
HO   Heavy Oil  
HO   Hold
HO   Honduras (Flag)
HO   Hydrographic Office (UK)
HOR   Horizontal
HP   High-Pressure
HP   Horsepower
HPTB   High Pressure Turbine
HR   Hellenic Register (Greek Class Society)
HS   Harmonized Commodity Description and Coding System
HSC   High Speed Craft Code (IMO)
HSE   Health, Safety and Environmental Group (U.K.)
HSE   Health & Safety Executive (UK)
HTS   Harmonized Tariff Schedule
HTSUS   Harmonized Tariff Schedule of the United States
HUETHelicopter Underwater Egress Training
HVR   Hague-Visby Rules
HW   Heavy Weather
HW   High Water
HYPOT   High Potential Test for Electric Equipment


I

IACS   International Association of  Classification Societies
IALA   International Association of  Lighthouse Authorities
IAPH   International Association of Ports and Harbors
IATAInternational Air Transport Association
IAW   In Accordance With
IBC   International Code for Vessels Carrying Chemicals in Bulk (IMO)
ICC   International Chamber of Commerce
ICCL   International Council of Cruise Lines
ICJ   International Court of Justice
ICS   International Chamber of Shipping
ID   Owner Identification Number
IEC   Electrotechnical Commission
IEEE   Institute of Electrical and Electronics Engineers
IEU   Independent Economic Unit (Employed Person)
IFIAInternational Federation of Independent Inspectors
IFO   Intermediate Fuel Oil
IFR   Interim Final Rule
IG   Inert Gas
IGC   Intergovernmental Conference (EU)
IGC   International Code for Vessels Carrying Liquefied Gases (IMO)
IGS   Inert Gas System
IHB   International Hydrographic Bureau
IHO   International Hydrographic Organization
IHSAIntervention on High Seas Act
ILA   International Longshoremen's Association
ILO   International Labor Organization
ILTAIndependent Liquid Terminal Association
ILU   Institute of London Underwriters
ILWA   International Longshoremen's and Warehousemen's Union
IMB   International Maritime Bureau
IMDG   International Maritime Dangerous Goods Code
IMF   International Monetary Fund
IMIF   International Maritime Industries Forum
IMLI   International Maritime Law Institute (IMO)
IMO   International Maritime Organization (UN)
IMPA   International Maritime Pilots Association
IN   India (Flag)
INBD   Inboard
INCOTERMS   International Commercial Terms
IND   Indication
INMARSAT   International Maritime Convention on Communication by Satellite
INSImmigration & Naturalization Agency
INT   Intermediate Survey or Interval
INTERCARGO   International Association of Dry Cargo Shipowners
INTERTANKO   International Association of Independent Tanker Owners
IOPC   International Oil Pollution Compensation Fund (See CLC)
IOPPInternational Oil Pollution Certificate
IP   Institute of Petroleum (now EI)
IRIS   Incident Reporting Information System
IRL   Republic of Ireland (Flag)
IRM   Information Resources Management
IRN   Iran (Flag)
IRQS   Indian Register Quality Systems
IRS   Indian Register of Shipping (Class Society)
IS   Intact Stability Code (IMO)
ISF   International Shipping Federation  
ISGOTT   International Safety Guide for Oil Tankers and Terminals  
ISIP   International School for Inspectors of Petroleum
ISM (Code)International Safety Management Code, “International Management Code for the Safe Operation of Ships and/or Pollution Prevention.”  
ISMA             International Ship Managers Association
ISO   International Standards Organization
ISOA   International Support Vessel Owners Association
ISPS  International Ship and Port Facility Code and SOLAS Amendments 2002
ISR   Israel (Flag)
ISSCInternational Ship Security Certificate
ISTEA   Intermodal Surface Transportation Efficiency Act
IT   Independent Tank
IT   Information Technology
IT   Italy (Flag)
ITB   Integrated Tug Barge
ITC   Independent Tank, Center
ITC   International Tonnage Convention
ITC                International Trade Commission
ITF   International Transport Workers Federation
ITOPF   International Tanker Owners Pollution Federation
ITUInternational Telecommunications Union
ITW   Independent Tank, Wing
ITX   Independent Tank, Common
IU   If Used
IUHTAUTC   If Used, Half Time Actually to Count
IUMI   International Union of Marine Insurance  
IWL   Institute Warranty Limits


J

JETRO   Japan External Trade Organization
JIP   Joint Industry Project
JITJust In Time
JMIE   Joint Maritime Information System
JPN   Japan (Flag)
JU   Jack-Up (MODU)
JV   Joint Venture


K

KOR   South Korea (Flag)
KPIKey Performance Indicators
KR   Korean Register of Shipping (Class Society)
KTM   Keel To Mast
KW   Kilowatt


L

LAMP   Large Amplitude Motions and Loads
LAN   Local Area Network
LASHLighter Aboard Ship (barge carrier)
LAT   Latitude
LAWS   Legal Automated Workstation System
LBP   Length Between Perpendiculars
LBR   Liberian (Flag)
L/C   Letter Of Credit
LC   Landing Craft
LCAC   Landing Craft Air Cushion
LCL   Less than Container Load
LDLow Demand
LDGINST   Loading Instrument
LDGMANUAL   Loading Manual
LDRS   Legal Document Research System
LDT   Light Displacement Ton       
LEIS   Law Enforcement Information System
LEV   Level (LEVL)
LGC   Liquefied Gas Carrier
LHG   Liquefied Hazardous Gas     
LHWCA   Longshore and Harbor Workers Compensation Act
LIBOR   London Interbank Offered Rate      
LIQD   Liquid
LIQDLEVL   Liquid Level 
LIST   London Institute of Shipping and Transport
LL   Loadline (International Convention On Load Lines)
LLMCConvention(s) on Limitation of Liability for Maritime Claims
LLP   Lloyd's of London Press       
LMAALondon Maritime Arbitrators Association
LNG   Liquefied Natural Gas          
LNGCLNG Carrier
LO   Lubricating Oil          
LO/LO   Lift On/Lift Off        
LOA   Length Overall
LOC   Location        
LOF (95)   Lloyd’s Open Form (of Salvage Agreement) (1995)
LOI   Letter of Indemnity
LOIS   LORAN-C Operations Information System
LONG   Longitude
LONG   Longitudinal 
LOP   Letter of Protest (See NOP)
LOP   Line of Position
LOT   Load On Top
LOWLast Open Water
LP   Low Pressure
LPG   Liquefied Petroleum Gas      
LPTB   Low Pressure Turbine                       
LR   Lloyd's Register of Shipping (British Class Society)
LR1   (Large Range 1) Vessels 50,000-79,999 DWT
LR2   (Large Range 2) Vessels 80,000-159,000 DWT
LSC   Liberian Shipping Council
LSI   Life-Saving Index (Coast Guard)     
LT   Local Time
LT   Long Ton
LTM   Long Ton/Miles         
LU   Laid-Up        
LUFS   Large Unit Financial System
LV   Last Visit      
LVA   Latvia (Flag) 
LW   Long Water
LW   Lower
LYCN   Laycan (Layday Canceling Date)


M

M(MN)   Main
M&R   Maintenance And Repair
MAP   Military Assistance Program
MARAD   Maritime Administration (U.S.)
MARBS   Marine Assistance Request Broadcasts
MARDEZ   Maritime Defense Zones
MARIENV   International Conference on Technologies for Marine Environment Preservation
MARITECH   Maritime Systems Technology Program (U.S.)
MARPOL   Marine Pollution Prevention (International Convention) MARS Nautical Institute Marine Accident Reporting System
MARSNautical Institute Marine Accident Reporting System
MAS   Mandatory Annual Survey (SOLAS, MARPOL)
MAT   Materials
MAYDAY   Distress Signal (Spoken Word)
MB   Main Bearing
MB   Merchant Broker
MCMutual Consent
MCRC   Marine Casualty Response Center (ABS Marine Services)
MCT   Marine Custody Transfer
MCTM   Marine Custody Transfer Measurement
MDO   Marine Diesel Oil
ME   Main Engine
ME   Marine Engineer(ing)
MEHRA   Marine Environmentally High Risk Areas
MEP   Marine Environmental Protection
MEPC   Marine Environmental Protection Committee (IMO)
MERCOSUR   South American Common Market
MERPAC   Merchant Marine Personnel Advisory Committee
M/F   Made Fast
MF   Meter Factor
MFAGMedical First Aid Guide
MFCMA   Magnuson Fishery Conservation and Management Act
MFN   Most Favored Nation
MGO   Marine Gas Oil
MHWMean High Water
MHWSMean High Water Springs
MIS   Missing
MISC   Malaysian International Shipping Corporation
MIT   Massachusetts Institute of Technology
MLLWMean Lower Low Water
MLM   International Convention On Maritime Liens and Mortgages, 1993
MLW   Mean Low Water
MLWSMean Low Water Springs
MMD   Merchant Marines Document (USCG)
MMLD   Merchant Marine Licensing & Document System
MMPA   Marine Mammal Protection Act of 1972
MMS   Minerals Management Service (U.S.)
MO   Month
MOC   Memorandum Of Consultation         
MODU   Mobile Offshore Drilling Unit
MOLCHOPT   More Or Less Charterer's Option (see MOLCO)
MOLCO   More Or Less Charterers’ Option (see MOLCHOPT)
MOLOO   More Or Less Owners’ Option
MOPU   Mobile Offshore Production Unit    
MOT   Motor
MOU   Memorandum of Understanding (Port State Control)
MPA   Marine Protection Area
MPG   Miles Per Gallon
MPMS   Manual of Petroleum Measurement Standards (API)
MRGOMississippi River Gulf Outlet
MRR   Maritime Regulatory Reform
MRS   Mobility Requirements Study
MS   Marshall Islands (Flag)         
MSB   Maritime Subsidy Board       
MSC   Marine Safety Committee (IMO)
MSC   Maritime Safety Committee 
MSC   Maritime Safety Center (US Coast Guard)
MSC   Military Sealift Command
MSDS   Material Safety Data Sheet
MSIS   Marine Safety Information System
MSNAP   Merchant Ship Naval Augmentation Program
MSO   Marine Safety Office
MSRC   Marine Spill Response Corporation
MSS   Mobile Satellite Services       
M/T or MT   Motor Tanker
MT   Malta (Flag)
MT   Meters
MT   Metric Ton
MTMC   Military Transportation Management Command
MTSAMarine Transportation Security Act (U.S.)
M/V   Motor Vessel (Diesel)
M/V or MV   Motor Vessel
MX   Mexico (Flag)


N

N   New
NA   Not Applicable          
NA&ME   Naval Architecture and Marine Engineering
NAABSA   Not Always Afloat But Safe Aground
NAFO   Northwest Atlantic Fisheries Organization
NAFTA   North American Free Trade Agreement
NATO   North Atlantic Treaty Organization  
NAV   Naval Vessel 
NAV   Subcommittee on Safety of Navigation (IMO)
NAVIC   Navigation and Inspection Circular (U.S. Coast Guard)
NAVINFONETNavigation Information Network
NAVSEA   Naval Sea System Command
N/B   New Building
NBS   National Bureau of Standards (see NIST – renamed in 1989)
NBSAC   National Boating Safety Advisory Council  
NC   Non-Continuous Liner on Tailshaft
NCB   National Cargo Bureau
NCP   National Oil and Hazardous Substances Pollution Contingency Plan
NDRF   National Defense Reserve Fleet
NEC   National Economic Council
NECAD   Naval Engineering CAD
NFFDNot Fit For Duty
NFPANational Fire Protection Association
NGLNatural Gas Liquid
NGMTS   Negotiating Group on Maritime Transport
NGO   Non-Governmental Organization
NIC   Newly Industrialized Country
NIMANational Imagery and Mapping Agency
NIMIS   NPFC Integrated Management System
NIS   Newly Independent States
NIS   Norwegian International Ship Register
NISANational Invasive Species Act 1996
NIST   National Institute of Standards and Technology (formerly NBS)
NKKNippon Kaiji Kyokai (Japanese Class Society)
NL   No Liner On Tailshaft
NLD   Netherlands (Flag)
NLRB   National Labor Relations Board
NLSNoxious Liquid Substance
NM   Nautical Mile
NMD   Norwegian Maritime Directorate
NMEI   National Maritime Enhancement Institute
NMFS   National Marine Fisheries Service
NMREC   National Maritime Resource Center
NOANotification of Arrival
NOAA   National Oceanic and Atmospheric Administration, Department of Commerce
NONCOND   Non-Condensing
NOP   Notice of Protest (see LOP)
NOR   Norway (Flag)
NOR/N.O.R.   Notice Of Readiness
NOS   National Ocean Service (Part of NOAA)
NOTMAR   Notice To Mariners
NPDES   National Pollutant Discharge Elimination System
NPFC   National Pollution Funds Center
NPRM   Notice of Proposed Rulemaking
NPV   Net Present Value
NRC   National Research Council
NRC   National Response Center
NRDA   Natural Resource Damage Assessment (OPA 90)
NRT   Net Registered Tonnage
NSCSA   National Shipping Company of Saudi Arabia
NSF   National Science Foundation
NSFCC   National Strike Force Coordinator
NSI   National Shipbuilding Initiative       
NSR   Northern Sea Route (Northeast Passage - Japan/European Continent)
NSRP   National Shipbuilding Research Program
NSV   Net Standard Volume
NSW   Net Standard Weight
NT   Net Tons
NTIS   National Technical Information Service       
NTSB   National Transportation Safety Board (U.S.)
NTU   Non-Transportation Use       
NVIC   Navigation and Vessel Inspection Circular (USCG)
NVOCC   Non-Vessel Operating Common Carrier
NYME   New York Mercantile Exchange
NYPE   New York Produce Exchange (Time Charter Party)
NYSA   New York Shipping Association      
NYSMA   New York Society of Maritime Arbitrators


O

OB   Oil-Lubricated Stern Bearing
OBO   Ore/Bulk/Oil 
OBQ   On-Board Quantity (before loading)
OC   Oil-Lubricated Stern Bearing, Continuous Liner on Tailshaft         
OCIMF   Oil Companies International Marine Forum 
OCMI   Officer in Charge of Marine Inspection (USCG)
OCS   Outer Continental Shelf        
ODP   Ocean Drilling Program        
ODS   Operating Differential Subsidy        
ODSA   Operating Differential Subsidy Agreement  
OECD   Organization for Economic Cooperation and Development
OFAC   Office of Foreign Assets Control     
OMBO   One Man Bridge Operation  
ONR   Office of Naval Research     
ONS   Offshore Northern Seas Conference
OO   Owners Option
OPA 90   Oil Pollution Act of 1990 (U.S.)      
OPBO   One Person Bridge Operation
OPDS   Offshore Petroleum Discharge System         
OPEC   Organization of Petroleum Exporting Countries
ORO   Ore/Oil Carrier
OSH   Open Shelter Deck
OSHA   Occupational Safety and Health Administration
OSIOffshore Storage Installation
OSR   Outstanding Recommendation Against Class
OSRO   Oil Spill Removal Organization        
OSV   Offshore Supply Vessel        
OT   Oil Tight        
OTBD   Outboard       
OTC   Offshore Technology Conference
OUPV   Operator of Uninspected Passenger Vessels  
OWS              Owners


P

P   Port
P&I   Protection And Indemnity (Insurance Clubs)
PA   Port Aft
PAJ   Petroleum Association of Japan
PAK   Pakistan (Flag)
PANAMAX   A tanker of the maximum size capable of transit of the Panama Canal (approx. 50,000-80,000 DWT) (breadth normally the limiting factor)
PASS   Passenger
PBOS   Planning Board for Ocean Shipping
PC   Part Cargo
PC   Period Charter
PCC   Pure Car Carrier
PCD   Pacific Coast District
PCGO   Part Cargo
PCT   Percent
PCTC   Pure Car Truck Carrier
PDDS   Personnel Data Decision System
PDPR   Per Day Pro-Rated
PE   Peru (Flag)
PET   Portable Electronic Thermometer
PFPort Facility
PF   Port Forward
PFD   Personal Flotation Device
PFDMA   PFD Manufacturers Association
PG   Persian Gulf (See AG)
PFSOPort Facility Security Officer
PFSPPort Facility Security Plan
PGE   Permanent Group of Experts (In Agreement on Subsidies and Countervailing Measures)
PHL   Philippines (Flag)
PHPD   Per Hatch Per Day
PI   Port Inboard
PIC   Person In Charge
PIMA   Petroleum Industries Marine Association  (of Japan)
PIOPIC   P and I Oil Pollution Indemnity Clause
PIST   Piston
PL   Public Law
PLS   Position Location Systems
PLTG   Plating
PMA   Pacific Maritime Association
PMU   Portable Measurement Unit
PN   Panama (Flag)
POB   Pilot On Board
POL   Poland (Flag)
POSH   Port Out Starboard Home
PP   Port Prefix (For Survey Report Number)
PPEPersonal Protective Equipment
PPM   Parts Per Million
PR   (See PRS)
PRC   Peoples Republic of China
PREP   National Preparedness for Response Exercise Program
PRES   Pressure
PROP   Propeller
PROV   Provisional    
PRP   Potentially Responsible Party
PRS   Polish Register (Class Society)         
PSAPort Security Assessment
PSC   Port State Control     
PSI   Port State Initiative (U.S. Coast Guard)      
PSI   Pounds Per Square Inch        
PSIX   Port State Information Exchange
PSOPort Security Officer
PSU   Portable Sampling Unit
PTSA   Port and Tanker Safety Act  
PUF   Passenger User Fee
P/V   Pressure Vacuum (Valve)
PVA   Passenger Vessel Association
PVO   Passenger Vessel Operator    
PWS   Prince William Sound
PWSA   Ports and Waterways Safety Act     
PWWD   Per Weather Working Day


Q

QAT   Qatar (Flag)   
QCG   Quadrennial Cargo Gear Survey       
QD   Quadruple Screw      
QI   Qualified Individual (OPA 90)        
QMED   Qualified Members of Engine Department
QN   Quintuple Screw       
QRCQuick Release Coupling
QSCS   Quality System Certification System


R

R   Reconditioned          
R&D   Research And Development 
RAP   Remedial Action Projects     
RB   Rubber Stern Bearing
RBS   Recreational Boating Safety 
RC   Rubber Stern Bearing, Continuous Liner on Tailshaft         
RCAC   Regional Citizens Advisory Council
RCCRescue Coordination Center
RCRA   Resource Conservation and Recovery Act
RCVR   Receiver(s)
RDF   Radio Direction Finder         
RE   Regulatory Evaluation          
REEFER   Refrigerated Cargo Ship or Container          
REF   Refrigeration
REP   Reporting System     
REV   Reversing      
REVRPT   Revised Report         
RFG   Reformulated Gasoline (Clean Air Act)
RGBReturn Gas Blower
RI   (See Rina)
RINA   Registro Italiano Navale (Italian Class Society)
RINA   Royal Institute of Naval Architects
RM   Room
RN   Rubber Stern Bearing, Non-Continuous Liner on Tailshaft
RNR   Rumanian Register (Class Society)
RO   Rumania (Flag)
ROB   Remaining On-Board (after discharge)
RORO   Roll On/Roll Off
ROS   Reduced Operational Status
RP   Rinave Portuguesa (Portuguese Class Society)
RPR   Repairs
RPTRapid Phase Transition
RPT   Report
RR   (See RNR)
RRF   Ready Reserve Force
RRS   Russian Register of Shipping (Class Society)
RS   Russia (Flag)
RS   Russian Maritime Register of Shipping
RSPA   Research and Special Programs Administration
RT   Revenue Ton
RVP   Reid Vapor Pressure 


S

S   Starboard
S&W   Sediment & Water (formerly BS&W)
SA   Shipyard Agreement
SA   Starboard Aft
SAASecurity Assessment Audit
SAFCON   Safety Construction Certificates
SAIL   System to Automate and Integrate Logistics
SALM   Single Anchor Leg Mooring
SAR   Search And Rescue
SAR   Subcommittee on Radio Communication and Search and Rescue (IMO)
SARMIS   SAR Management Information System
SARSATSearch and Rescue Satellite
SARSIM   SAR Simulation Model
SAS   Annual Special Survey of Hull
SATPM   Saturday P.M.
SAU   Saudi Arabia (Flag)
SB   Safe Berth
SBD   System-Based Design
SBM   Single Buoy Mooring
SBT   Segregated Ballast Tanks
SCA   Suez Canal Authority
SCAC   Standard Carrier Alpha Code
SCAMP   Shipboard Computer-Aided Maintenance Program
SCBASelf-Contained Breathing Apparatus
SCM   Stern To Manifold (Distance)
SCMSSociety of Consulting Marine Engineers and Ship Surveyors
SCRS   Croatian Register of Shipping (Class Society)
SCVNG   Scavenging    
SD   Single Decker
SDR   Special Drawing Rights        
SDWT   Summer Deadweight
SEBS   Single-Ended Boiler Survey 
SELFD   Self Discharging
SEMI   Semi-Submersible (MODU) 
SERV   Service
SF   Starboard Forward    
SF   Stowage Factor
SGSpecific Gravity
SH   Superheater   
SHC   Shipping Coordination Committee
SHEX   Sundays and Holidays Excluded     
SHINC   Sundays and Holidays Included      
SI   Starboard Inboard     
SI   International System of Units
SIGTTO   Society of International Gas Tanker and Terminal Operators
SIREShip Inspection Report Exchange (OCIMF)
SIS   Special Intermediate Survey
SL   Bale (Capacity)
SLC   Cargo Ship Safety Construction Certificate 
SLE   Safety Equipment Certificate
SLF   Subcommittee on Stability Loadlines and Fishing Vessel Safety (IMO)     
SLP   Passenger Ship Safety Certificate     
SLR   Cargo Ship Safety Radio Telegraphy/Telephony Certificate
SMA   Society of Maritime Arbitrators
SMC   Safety Management Certificate (IMO)        
SMCPStandard Marine Communication Phrases (IMO)
SML   Small 
SMS   Safety Management System (ISM)  
SMTShip's Management Team
SNAME   Society of Naval Architects and Marine Engineers  
SNC   Survey Not Complete
SNK   Sunk  
SNPRM   Supplemental Notice of Proposed Rulemaking
SNUBA   Surface Nexus Underwater Breathing Apparatus    
SOC   Shipper Owned Container       
SOC   Society
SOCPShip Operations Cooperative Program
SOF   Statement of Facts
SOLAS   Safety Of Life At Sea (International Convention)
SOPEP   Shipboard Oil Pollution Emergency Plan     
SOS   Morse Code Distress Signal (…---…)          
SP   Safe Port
SP MAT   Special Material        
SPC   Self-Polishing Copolymer (Anti-Fouling Compound)          
SPM   Agreement on Sanitary and Phytosanitary Measures
SPM   Single Point Mooring System
SPR   Strategic Petroleum Reserve
SRA   Ship Repair Agreement
SRBL   Signing and Releasing Bill of Lading
SS   Special Survey
SS   Steam Ship
SSA   Special Periodical Survey of Automated Control System
SSC   Ship Structure Committee
SSG   Special Safeguard (In Agreement on Agriculture)
SSH   Special Periodical Survey of Hull
SSHEX   Saturdays, Sundays, Holidays Excluded
SSHINC   Saturdays, Sundays, Holidays Included
SSIGS   Special Periodical Survey of Inert Gas System
SSM   Special Periodical Survey of Machinery
SSOShip Security Officer
SSPShip Security Plan
SSTDP   Sealift Ship Technology Development Program
ST   Special Treatment
STAA   Surface Transportation Assistance Act
STAB   Stability
STARS   Ship Tracking and Retrieval System
STBD   Starboard
STCW   Standards For Training Certification and Watchkeeping (IMO Convention)
STDStandard
STEM   Subject To Enough Merchandise
STEM   ( See Tanker Definitions )
STL   Scuttled
STO   Now used as a Storage Tanker
STW   Subcommittee on Standards of Training and Watchkeeping (IMO)
SUB   Subject (To .....)
SUEZMAX   A tanker of the maximum size capable of transit of the Suez Canal
(approx. 150,000-200,000 DWT)
SUPER   See CERCLA
SV   Single Visit
SVY   Survey
SWAD   Salt Water Arrival Draft
SWATH   Small Waterplane Area Twin Hull
SWDD   Salt Water Departure Draft
SWE   Sweden (Flag)
SWIFTSociety for World-Wide Inter-Bank Financial Telecommunication
SYST   System 


T

T-ACS   Auxiliary Crane Ship
TAG   Technical Advisory Group
TALFF   Total Allowable Level of Foreign Fishing
TAPS   Trans Alaska Pipeline Service
TAX   Storage Tanks Tax
T/B   Integrated Tug/Barge
TBN   To Be Nominated     
TBS   To Be Scrapped        
TBS   Tubeshaft      
TBT   Technical Barriers to Trade   
T/C or TC   Time Charter
TCV   Total Calculated Volume
TDWTTotal Tons Deadweight
TDWT   Tropical Deadweight
TEA   Targeted Export Assistance  
TEU   Twenty Foot (Container) Equivalent
TF   Tropical Fresh
TGZTechnigaz
TL   Turkish Lloyd's (Class Society)        
TLOTotal Loss Only
TLP   Tension Leg Platform
TMSATanker Management & Self Assessment
TNK   Tank  
TO   Tender Offer
TOCA   Transfer Of Class Agreement (IACS)          
TOT   Total Loss     
TOV   Total Observed Volume
TOVALOP   Tanker Owners Voluntary Agreement concerning Liability for Oil Pollution (now defunct)
TPI   Tons Per Inch (Immersion)
TPC   Tons Per Centimeter (Immersion)
TPRB   Trade Policy Review Body   
TR   Triple Screw  
TRANS   Transverse     
TRB   Transportation Research Board        
TRIM & STAB   Trim And Stability Booklet  
TSAC   Towing Safety Advisory Committee
TTL   Total
TU   Turkey (Flag)
T/V   Tanker Vessel
TVELTank Vessel Examination Letter
TW   Tween Decker
TW   Twin Screw   
TWEA   Trading With the Enemy Act
TWN   Taiwan (Flag)
TYP   Type   


U

UC   Unanimous Consent  
UK P&I   United Kingdom Mutual      
UKAPTO   United Kingdom Association of Private Terminal Operators   
UKR   Ukraine (Flag)
UL   Underwriters Laboratories    
ULCC   Ultra Large Crude Carrier (over 320,000 DWT)      
ULMS   Unit Logistics Management System 
UMIB   Urgent Marine Information Broadcast         
UMIS   Reserve Unit Management Information System      
UN   United Nations         
UNCITRALUnited Nations Commission on International Trade Law
UNCLOSUN Law of the Sea Convention
UNCTADUnited Nations Commission on Trade and Development
UNHCRUnited Nations High Commission on Refugees
UPR   Unearned Passenger Revenue
UR   Ukrainian Register
UR   Uruguay Round
USAID   United States Agency for International Development
USC   United States Code  
USC   Unless Sooner Commenced
USCG   United States Coast Guard
USD   United States Dollar
USDA   United States Department of Agriculture
USEPA   United States Environmental Protection Agency
USG   United States Code of Federal Regulations
USGUnited States Gulf
USNHUnited States North of (Cape) Hatteras
USTR   United States Trade Representative  
UTUniversal Time
UU   Unless Uses
UUTWCTAUTC   Unless Used In Which Case Time Actually Used To Count


V

VAT   Value Added Tax
VC   St. Vincent & The Grenadines (Flag)
VCF   Volume Correction Factor
VCGVertical Center of Gravity
VCV   Vapor Control Valve
VEF   Vessel Experience Factor
VGB   Virgin Islands, British
VIDS   Vessel Identification System
VIRES   Vietnam Register
VLBC   Very Large Bulk Carrier (over 180,000 DWT)
VLCC   Very Large Crude Carrier (between 160,000 - 320,000 DWT)
VLGCVery Large Gas Carrier
VLLNGCVery Large LNG Carrier
VMRSVessel Movement Reporting System
VNM   Vietnam (Flag)
VNTSC   Volpe National Transportation Systems Center
VOSS   Vessel of Opportunity Skimming System
VPD   Vessel Pays Dues
VPQ   Vessel Particulars Questionnaire
VRP   Vessel Response Plan
VRS   Vapor Recovery System
VSOA   Vessel Safety and Operations Audit
VTS   Vessel Traffic System
VUT   Vanuatu (Flag)


W

W   Waived
WB   Water Ballast
WBT   Water Ballast Tank
WCCON   Whether Customs Cleared Or Not
WCO   World Customs Organization (Ex Customs Cooperation Council)
WEMT   West European Confederation of  Maritime Technology Societies
WHBS   Waste Heat Boiler Survey
WHFTBS   Waste Heat Fire-Tube Boiler Survey
WHLWest of Harvey Lock
WHOI   Woods Hole Oceanographic Institution
WHWTBS   Waste Heat Water-Tube Boiler Survey
WIBON   Whether In Berth Or Not
WIFPON   Whether In Free Pratique Or Not
WIPON   Whether In Port Or Not
WISTA   Women's International Shipping and Trading Association  
WLTHOHC   Water Line-To-Hatch Coaming
W/M   Weight or Measurement
WMO   World Meteorological Organization
WMU   World Maritime University (Malmo, Sweden)         
WNA   Winter North Atlantic
WOG   Without Guarantee   
WOG   Without Guaranty
WP   Weather Permitting
WP   Working Paper
WP/E   Working Party on Electricity (IACS)
WP/FPS   Working Party on Fire Protection and Safety (IACS)
WP/HE   Working Party on Human Element (IACS)
WP/M   Working Party on Machinery (IACS)
WP/S   Working Party on Strength of Ships (IACS)
WP/SRC   Working Party on Surveyors Reporting and Certification (IACS)
WP/SSLL   Working Party on Stability Subdivision and Load Lines (IACS)    
WQIS   Water Quality Insurance Syndicate
WRIC            Wire Rods in Coils
WRK   Wrecked        
WS   Worldscale
WTBS   Water-Tube Boiler Survey
WTO   World Trade Organization    
WTR   Water  
WWD   Weather Working Days
WWR   When, Where Ready


X

XO   Executive Officer     
XOL   Excess Of Loss (Insurance)   


Y

Y2KYear 2000
YAR   York Antwerp Rules
YGS   Year of Grace Survey
YRS   Years


Z

Z   Zulu (GMT/Universal Time)
ZAF   South Africa (Flag)   
ZC   (See CCS or CS)       
ZULU   (See Z and GMT)


Acronyms Maritime and Petroleum Industries


Provided as a service of Enercon Group, Inc.

October 2013


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Acronyms

Conversion Factors

Definitions - Measurement

Definitions - Tanker

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ISPS Code

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ENERCON GROUP, INC.

ENERCON GROUP, INC.

1825 Ponce de Leon Blvd  Suite 542

Coral Gables, Florida 33134 USA

2025

Proudly Serving the Industry!


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