Maritime abbreviations
Speciel thanks to Ole Nørgaard who has contributed with his abbreviations.
| Entry | Explanation |
|---|---|
| o&r | Ocean & rail |
| o/a | Open account, On account of, Over all |
| o/c | Open charter, Overcharge |
| o/m | Omdrejninger i minuttet, eng.: r/p: revolution per minut |
| o/n | Order notify |
| O/O | Order Of, Oil-Ore-carrier |
| o/s | On sale, Our of stock |
| oa | Over age |
| OAPEC | Organization of Arab Petroleum Exporting Countries. se også OPEC |
| OBO-carrier | Skib, som er konstrueret til føring af olie, bulk, Ore (malm). Det er indrettet som en almindelig bulkcarrier, men har pumper og rørledning til lastning/losning af olie, tætte skodder mellem lastrummene samt specielle lugedæksler |
| obs. | observationsojeblik |
| obs. | observeret |
| obs. | observeret |
| obs. øbl. | observationsøjeblik |
| Obscd | Obscured light |
| Obstn | Obstruction |
| Oc | occulting light (formørkelse) |
| occ | On-carriage charges |
| occas | occasional (lejlighedsvis) |
| OCIMF | The olicompanies International Forum, London. Varetager olieselskabernes fælles interesse i fremme af tankskibe og olieterminalers sikkerhed og bekæmpelse af olieudslip. |
| od | On deck, Outer diamter |
| ODAS | Ocean Data Acquisition System (måleudstyr) |
| OE | Østrig (gl. nationsbogstav) |
| OECD | The Organisation for Economic Cooperation and Development, Paris. Organisationen for økonomisk samarbejde og udvikling omfatter næsten samtlige industrialiserede lande. |
| OEM | Original Equipment Manufacturer |
| OFS | Oliearbejdernes FællesSammenslutning (norsk). |
| ogsb | One goos safe berth |
| OICTS | International Container Terminal Service, Filipinskejet selskab med containerterminaler flere steder i fjernøsten. |
| OK O.K. | "Orlogskaptajn 1. ordet fra Jamaica: Oh ki (all right), 2. USA`s 7. president, Andrew Jackson, havde en dårlig udtale, ""all correct"" lød som ""orl kurrect"", derfor O.K. 3. Fra indianerstammen, Choctaw, bruges ordet ""okeh"" for O.K. 4. En kendt demokra |
| OK-enheden | Søfartsstyrelsens opklarings og kontrolenhed |
| OKE | Anden forkortelse for Søfartsstyrelsens Opklaringsenhed OK |
| OKS | OverKonstabel |
| OLF | Olieindustriens LandsForening, norsk |
| om b. | om bord |
| OMCI | fransk for IMO (OMI) (IMCO). |
| OMGUS | Office of Military Goverment of the United States (regulering af de vesttyske militærenheder, herunder søværnet.) |
| omtr. | omtrent |
| oo | Owner Option |
| OOCL | Orient Overseas Container Lines, Hong Kong-rederi |
| OOW | Officer On Watch |
| op | Open policy |
| OPA | Oil Pollution Act (USA). |
| OPA 90 | Oil pollution act. Amerikansk lovgivning omkring olieforurening af havet. Lovgivningen operer med en ubegrænset økonomisk hæftelse for rederierne, der sejler med tankskibe i amerikanske farvande. |
| OPEC | Organization of Petroleum Exporting Countries, Wien. se også OAPEC |
| opg. | opgang |
| OPPR | International Conference on oil Pollution Prepareness, combatting and Co-operation. |
| Opt | Option |
| Or | orange |
| or | Owners risk |
| or. | orange |
| orb | Owners risk of breakage |
| ORC | Offshore Racing Council |
| orc | Owners risk of chafing (skamfiling) |
| ord | Owners risk of damage |
| ordet | Owners risk of deterioration |
| Ore-carrier | se malmskib |
| orf | Owner risk of fire/freezing |
| orl | Owners risk of leakage |
| ors | Owners risk of shifting |
| orw | Owners risk of becoming wet |
| os&d | Over Short and Damage |
| OSC | On-Scene Commandor |
| OSC | Oceam Shipping Consultants, UK-firma |
| osd | Open Shelter Deck |
| OSH | Open Shelter Deck |
| osp | One Safe Port |
| ost | Ore Sea Transport, Ordinary Spring Tides |
| OSV | Offshore Support Vessel |
| ot | Overtime, On Truck, Open Top(container). |
| OWS | Owners |
| Oy | oysters (østers) |