Glossary of maritime terminology
- BACAT
- Back-up Navigator
- Backhaul
- Backstay
- Bagged Cargo
- Bale Capacity
- Ballast
- Ballast Keel
- Ballast Movement
- Ballast Pumps
- Ballast System
- Ballast Tank
- Ballasting
- Bareboat Charter
- Barge
- Barge Aboard Catamaran
- Barge Carrier
- Battens
- Bays
- BBB
- BDN
- Beacon
- Beam
- Before Breaking Bulk
- Bell
- Bell Buoy
- Berth
- Berthing
- Bight
- Bilge
- Bilge Blocks
- Bilge Keel
- Bilge Pump
- Bilge Water
- Bilge Water Separator
- Bill of Lading
- BIMCO
- BL
- Blast
- Blind Sector
- Blue Peter
- BNWAS
- Boarding Arrangements
- Boarding Facilities
- Boarding Speed
- Boat Falls
- Boatswain
- Boiler
- BoL
- Bollard
- Bonded Goods
- Bonded Warehouse
- Boom
- Boottop
- Boss Hub
- Bosun
- Bosun Store
- Boundary Layer
- Bow
- Bow Thruster
- Box
- Bravo
- Breadth
- Break Bulk Cargo
- Break Bulk Vessel
- Bridge
- Bridge Console
- Bridge Deck
- Bridge Navigational Watch & Alarm System
- Bridge Wings
- Broken Stowage
- Bulk Cargo
- Bulk Carrier
- Bulk Container
- Bulkhead
- Bulkhead Deck
- Bulwark
- Bunk
- Bunker
- Bunker Delivery Note
- Bunkering
- Bunkering Vessel
- Buoy
- Buoy Layer
- Buoy Laying Vessel
- Buoy Tender Vessel
- Buoyant Smoke Orange
- Buoyant Smoke Signal
- Butterfly Valve