Member of The Nautical Institute

Character of main propulsion machinery assigned to a ship having classification character NS.

Merchant Navy Training Board

Month

Installations character for Operating systems for periodically unattended machinery spaces.

Installations character for MO with Class A Specific Automation Equipment.

Man Overboard

Memorandum Of Consultation.

Mobile Offshore Drilling Unit.

More Or Less Charterer's Option (see MOLCO)

More Or Less Charterers

More Or Less Owners

Mobile offshore production

Mobile Offshore Production Unit.

Motor

Marine Protection Area

Miles Per Gallon

Manual of Petroleum Measurement Standards (API)

1.Multi Purpose.2.Installations character for Marine Pollution Prevention Installations.

Maritime rescue coordination centre