| RMDA | Rocky Mountain Diving Association | 落基山潜水协会 |
| RMDA | Rocky Mountain Dharma Association | 落基山佛教协会 |
| RMDA | Restaurant Marketing Delivery Association | 餐厅营销配送协会 |
| RMDA | Rocky Mountain Dart Association, Inc. | 落基山飞镖协会。 |
| RMDA | Rocky Mountain Dart Association | 落基山飞镖协会 |
| RMDA | Radio Movil Digital Americas, Inc. | Radio Movil Digital Americas公司。 |
| RMDA | refractory myelodysplastic anaemia | 难治性骨髓增生异常性贫血 |
| RMDA | Rack-Mount(ed) Distribution Amplifier | 机架式分配放大器 |
| RMDA | Rose McRae Dance Academy (New Zealand) | Rose McRae舞蹈学院（新西兰） |
| RMDA | Records Management Declassification Agency (US Army) | 记录管理解密机构（美国陆军） |
| RMDA | Rapid Model Driven Architecture | 快速模型驱动体系结构 |
| RMDA | RÉseau de Mesure des DÉpôts AtmosphÉriques | RÉseau de Mesure des DÉpôts AtmosphÉriques |
| RMDA | Respiratory Mutant Deficient Agar | 呼吸突变缺陷琼脂 |
| RMDA | Reuniões Ministeriais de Defesa das AmÉricas | Reuniões Ministeriais de Defesa das AmÉricas |
| RMDA | remote direct memory access | 远程直接内存访问 |
| RMDA | Research Methods and Data Analysis | 研究方法和数据分析 |
| RMDA | Referente Macro della Ditta in Appalto | 参考Appalto中的Macro della Ditta |
| RMDA | Red Mexicana de Derecho Ambiental (Mexican Environmental Law Network) | Red Mexicana de Derecho Ambiental（墨西哥环境法网络） |