| Acronym | Definition |
|---|
| RQA | Research Quality Association (UK) |
| RQA | Recurrence Quantification Analysis (nonlinear data analysis) |
| RQA | Return of Qualified Afghans (International Organization for Migration; EU) |
| RQA | Register of Qualified Aromatherapists (UK) |
| RQA | Research Quality Assurance |
| RQA | Raising Quality and Achievement (academic achievement scheme; UK) |
| RQA | Risk and Quantitative Analysis |
| RQA | Repetitive Query Attempt (Unreal game engine security exploit) |
| RQA | Regional/Field Detachment Quality Assurance Division |
| RQA | Remote Query Accelerator (Data Management Technologies) |