| DAR | Data-Aided Receiver | In English | |
| DAR | Defense Acquisition Regulation | In English | → 355 |
| DAR | Deviation Approval Request | In English | |
| DAR | Digital Autopilot Requirement | In English | |
| DAR | Drawing Analysis Record | In English | |
| DAR | Délégation à l’Action Régionale | In French | → Central administration |