| Acronym | Definition |
|---|
| O&I➣Office and Industrial |
| O&I➣Organization & Information |
| O&I➣Operations & Intelligence |
| O&I➣Organizational & Intermediate |
| O&I➣Operations and Integration |
| O&I➣Observation & Intervention (contracting) |
| O&I➣Operations and Inspections |
| O&I➣Outline and Installation |
| O&I➣Operations & Informations |