• O
• Oak, White
• Oakum
• Oars
• Obstruction
• Ocean Shipping Reform Act (1999) (OSRA)
• Off Air
• Off And On
• Off Station (of Buoys)
• Off The Wind
• Officer Of The Watch
• Offsets
• Offshore
• Offshore Wind
• Oil Analysis
• Oil Bag
• Oil Clearance
• Oilskin
• Okoume
• Okoume BS 1088 Plywood
• Omnibus Clause
• On Deck Cargo
• On Soundings
• One-design
• OOD
• Open
• Operational
• Ordinary Seaman
• Ordnance Exercise
• OSC
• Out Of Commission
• Out Of Trim
• Outboard
• Outboard Engine
• Outbound/Inbound Vessel
• Outdrive
• Outdrive Bellows And Gimbal Bearing Replacement
• Outdrive Identification Clues (MerCruiser)
• Outdrive Shift System (MerCruiser)
• Outdrive Water Pump Replacement (Alpha)
• Outhaul
• Outrigger
• Over-all
• Overall Breadth (Admeasure)
• Overall Depth (Admeasure)
• Overall Length (Admesaure)
• Overboard
• Overflow
• Overhang
• Overhaul
• Overtaking
• Oxidized Surface (On Steel)
• Oxygen Deprivation

Marine Surveyors Lexicon

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