Important Full Forms List O related to all categories like Academic and Science, Business, Finance, Community, Computing, Governmental, Internet, Miscellaneous, Regional, Medical, Sports and International with hundreds of subcategories with described abbreviations with Full Forms list.
Important Full Forms List A To Z
Important Full Forms List O
| ABBREVIATION | FULL FORM |
| OAS | Organisation of American States |
| OAU | Organisation of African Unity |
| OBC | Other Backward Communities |
| OBU | Offshore Banking Unit |
| OCB | Overseas Corporate Bodies |
| OCD | Obsessive-Compulsive Disorder |
| OCSP | Online Certificate Status Protocol |
| OCST | Office of Cable Signal Theft |
| OCZ | Ocz Technology |
| ODA | Official Development Assistance |
| ODF | Open Document Format |
| ODI | One Day International |
| ODRL | Open Digital Rights Language |
| ODS | Ozone Depletion Substances |
| OECD | Organisation of Economic Co-operation and Development |
| OEM | Original Equipment Manufacturer |
| OEPL | Optical Ethernet Private Line |
| OEPLAN | Optical Ethernet Private Local Area Network |
| OEVPL | Optical Ethernet Virtual Private Line |
| OFB | Ordnance Factories Board |
| OFC | Optical Fiber Communication |
| OFI | Other Financial Institutions |
| OFID | OPEC Fund for International Development |
| OGL | Open General Licence |
| OHV | Over Head Valve |
| OIC | Organisation of Islamic Countries |
| OIGS | On India Government Service |
| OIL | Oil India Limited |
| OJEE | Orissa Joint Entrance Examination |
| OLA | Operational Level Agreement |
| OLAP | Online Analytical Processing |
| OLAT | Oriental Languages Admissions Test |
| OLT | Optical Line Terminal |
| OLTAS | On-Line Tax Accounting System |
| OLTP | Online Transaction Processing |
| OM | Order of Merit |
| OMA | Open Mobile Alliance |
| OMC | Oil Marketing Companies |
| OMF | Object Management Framework |
| OMG | Object Management Group |
| OMO | Open Market Operations |
| ONDS | Optical Node Distribution Switch |
| ONGC | Oil and Natural Gas Commission |
| ONT | Optical Network Termination |
| OOP | Object Oriented Programming |
| OOPS | Object-Oriented Programming System |
| OOTD | Outfit of the Day |
| OP | Overpowered |
| OPCW | Organization for the Prohibition of Chemical Weapons |
| OPD | Outpatient Department |
| OPEC | Organisation of Petroleum Exporting Countries |
| ORACLE | Oak Ridge Analytical and Common Logical Engine |
| ORC | Oxidation Reduction Converter |
| OSA | Obstructive Sleep Apnea |
| OSC | Optical Supervisory Channel |
| OSCB | Odisha State Co-operative Bank |
| OSCE | Organisation for Security and Cooperation in Europe |
| OSCI | OS Command Injection |
| OSD | Officer on Special Duty |
| OSI | Open Systems Interconnection |
| OSNR | Optical Signal-to-Noise Ratio |
| OSPF | Open Shortest Path First |
| OST | Outer Space Treaty |
| OTCEI | Over-The-Counter Exchange of India |
| OTDR | Optical Time Domain Reflectometer |
| OTN | Optical Transition Node |
| OTT | Over the Top |
| OUI | Organizationally Unique Identifier |
| OWASP | Open Web Application Security Project |
| OXML | Open Extended Marking Language |
