| Acronym | Definition |
|---|
| ORAA➣Office of Research Administration and Advancement |
| ORAA➣Office of Research Assessment and Accountability (Department of Job and Family Services; Columbus, OH) |
| ORAA➣Office of Regional Aviation Assistance (Maryland Aviation Administration) |
| ORAA➣Ogden Regional Airport Association (Utah) |
| ORAA➣Off-Road Adventures Australia |