Browse 50 abbreviations beginning with "O".
| Abbreviation | Full Form | Category |
|---|---|---|
| O | Onions | Others |
| O | Online | Others |
| O | Only | Others |
| O | Onset | Others |
| O | Oort | Others |
| O | Open | Others |
| O | Opening | Others |
| O | Operate | Others |
| O | Operating | Others |
| O | Operations | Others |
| O | Operator | Others |
| O | Oplegger | Others |
| O | Opportunities | Others |
| O | Opportunity | Others |
| O | Oprah | Others |
| O | Optimism | Others |
| O | Optimization | Others |
| O | Optional | Others |
| O | Orange | Others |
| O | Orchestra | Others |
| O | Ordentlich | Others |
| O | Order | Others |
| O | Ordinary | Others |
| O | Organism | Others |
| O | Orifice | Others |
| O | Original | Others |
| O | Originality | Others |
| O | Oriundo | Others |
| O | Ossie | Others |
| O | Ost | Others |
| O | Osten | Others |
| O | Osteoarthritis | Others |
| O | Ostrich | Others |
| O | Others | Others |
| O | Out | Others |
| O | Outcome | Others |
| O | Outcomes | Others |
| O | Outdoor | Others |
| O | Outdoors | Others |
| O | Outer | Others |
| O | Outpouring | Others |
| O | Output | Others |
| O | Outrageous | Others |
| O | Outreach | Others |
| O | Outside | Others |
| O | Outstanding | Others |
| O | Ovangkol | Others |
| O | Over | Others |
| O | Overall impression | Others |
| O | Overclocking | Others |