| ECDS | Essex County Dental Society (Canada) | 埃塞克斯郡牙科协会（加拿大） |
| ECDS | Ericsson Content Delivery System | 爱立信内容交付系统 |
| ECDS | Emergency Care Documentation Systems | 紧急护理文件系统 |
| ECDS | Enterprise Content Delivery Service | 企业内容交付服务 |
| ECDS | Electronic Coordinate Determination System | 电子坐标测定系统 |
| ECDS | Enhanced Container Delivery System | 增强型集装箱交付系统 |