Reference · A–Z

Maritime Dictionary

The full A–Z reference of maritime and shipping terminology — nautical terms, abbreviations and industry definitions, searchable by letter.

204terms defined

New to the jargon? The curated Glossary explains the core chartering, S&P, operations and compliance terms in plain English — each linked to where we measure it.

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A B C D E F G H I J K L M N O P Q R S T U V WXYZ

10 terms

AIS Abandon Ship Abeam Admiralty Law Aframax Anchor Anchorage Arrest of Ship Astern Auxiliary Engine

19 terms

Ballast Tank Ballast Water Treatment Baltic Dry Index Bareboat Charter Barecon Beam Bearing Beaufort Scale Berth Bilge Bill of Lading Bollard Bow Bow Thruster Break Bulk Bridge Bulk Carrier Bulkhead Bunker

13 terms

DSC Dead Freight Dead Reckoning Deadweight Tonnage Demurrage Dispatch Doldrums Draft Draft Survey Draught Dredger Dry Docking Dual Fuel

5 terms

ECDIS EEXI EPIRB Enclosed Space Entry Engine Room

12 terms

FEU FOB FPSO Fairway Fetch Fire Drill Flag Signals Flag State Forecastle Four-Stroke Engine Freight Rate Funnel

6 terms

GMDSS Gantry Crane General Average General Cargo Great Circle Gross Tonnage

6 terms

Handymax Handysize Hawsehole Heading Hull Hurricane

7 terms

IMO ISM Audit ISM Code ISPS Code Immersion Suit Incoterms Inmarsat

1 term

Jetty

2 terms

Keel Knot

15 terms

LNG Carrier LNG Fuel LPG Carrier LRIT Lashing Latitude Lay Days Laytime Lee Shore Leeway Letter of Credit Life Raft Lifeboat Limitation of Liability Longitude

14 terms

MARPOL MLC Magnetic North Main Engine Man Overboard Manifest Maritime Lien Mast Mayday Meridian Monsoon Mooring Lines Morse Code Muster Station

3 terms

NAVTEX Nautical Mile Neap Tide

1 term

Offshore Supply Vessel

12 terms

P&I Club Pan-Pan Panamax Parallel Permit to Work Pilot Poop Deck Port (Direction)Port State Control Post-Panamax Product Tanker Propeller

1 term

Quay

4 terms

Reefer Rhumb Line Ro-Ro Rudder

14 terms

TEU Tanker Terminal Tidal Range Time Charter Tonnage Certificate Trade Winds Transit True North Tsunami Tug Tug Assist Two-Stroke Engine Typhoon

2 terms

ULCC UNCLOS

4 terms

VHF Radio VLCC VTS Voyage Charter

5 terms

Waste Heat Recovery Waypoint Wharf Windlass Wreck Removal Convention