sort by Rank | Alpha
| Possible Meanings | Rank |
|---|
| Obsidian Edged Blade | **** |
| Organismic Evolutionary Biology | **** |
| Office of Employee Benefits | **** |
| Orleans East Bank | **** |
| Of Organismic and Evolutionary Biology | **** |
| Ole Einar Bjoerndalen | *** |
| Online Exam Bank | *** |
| Olde English Bulldogges | *** |
| Output Enable Bit | *** |
| Oakland East Bay | *** |
| Oromia Education Bureau | *** |
| open excisional biopsy | ** |
| occupational exposure to blood | ** |
| Onbestendig Eiwit Balans | ** |
| Office of Budget | ** |
| Outstanding Export Bills | ** |
| Operations Engineering Bulletin | ** |
| Orgone Energy Bulletin | ** |
| Operations Engineering Bulletins | ** |
| Office of Epidemiology and Biostatistics | ** |
| Oil Equivalent Barrels | ** |
| Official Entry Blank | * |
| Organismal and Evolutionary Biology | * |
| Occupational Epidemiology Branch | * |
| Omaha Empowerment Breakfast | * |
| Orderwire Encryption Board | * |
| Output Enable B | * |
| Operations Engineering Branch | * |
| Office Europ?en des Brevets | * |
| Online Education Berlin | * |
| Optimum Energy Brokers | * |