| SDDS | Spin Decoupling Difference Spectroscopy | 自旋去偶差谱 |
| SDDS | Sony Dynamic Digital Sound | 动态数码音响 |
| SDDS | Sleep Disorders Dental Society | 睡眠障碍牙科协会 |
| SDDS | San Diego Dialog Society | 圣地亚哥对话协会 |
| SDDS | Scrambled Digital Data Stream | 加扰数字数据流 |
| SDDS | Software Detailed Design Specification | 软件详细设计规范 |
| SDDS | Sensor Data Distribution Switchboard | 传感器数据分配配电盘 |
| SDDS | San Diego Do Something | 圣地亚哥做点什么 |
| SDDS | Strategic Defense Development System | 战略防御发展系统 |
| SDDS | San Diego Diver's Supply (San Diego, CA) | 圣地亚哥的潜水员的供应(圣地亚哥,CA) |
| SDDS | School District Demographics System (National Center for Education Statistics) | 学区人口统计系统（国家教育统计中心） |
| SDDS | Special Data Dissemination Standard | 特殊数据发布标准 |
| SDDS | Special Data Dissemination Standards | 特殊数据发布标准 |
| SDDS | Sudden Drool Deprivation Syndrome | 突然流口水剥夺综合征 |
| SDDS | Self Describing Data Set | 自我描述数据集 |
| SDDS | Summer Document Delivery Service | 夏季文档交付服务 |