sort by Rank | Alpha
| Possible Meanings | Rank |
| School Design Research Studio | *** |
| San Diego Rose Society | *** |
| Secure Data Retrieval Server | *** |
| South Dorset Radio Society | *** |
| South Dakota Retirement System | *** |
| Student Dispute Resolution Services | *** |
| Stuarts Draft Rescue Squad | *** |
| San Diego Robotics Society | *** |
| Staff Development and Review Scheme | *** |
| socially desirable response sets | ** |
| Seaward Dipping Reflector Sequences | ** |
| Software Defined Radio Systems | ** |
| Sulfur Dioxide Removal System | ** |
| short-chain dehydrogenases/reductases | ** |
| Southgate and District Reform Synagogue | ** |
| Student Debt Reduction Scheme | ** |
| Spray Dried Rice Starch | ** |
| Small Damage Repair System | ** |
| Software Design Requirements Specification | ** |
| Social Dysfunction Rating Scale | ** |
| San Domenico Riding School | ** |
| Sustainable Development Reference System | ** |
| Scottish Dental Reference Service | ** |
| Small Debt Resolution Scheme | ** |
| Society for Disability and Rehabilitation Studies | ** |
| Southend and District Reform Synagogue | ** |
| Structured Document Retrieval System | ** |
| Seaward Dipping Reflector Sequence | ** |
| Spatial Delayed Recognition Span | ** |
| San Diego Refrigerated Services | ** |
| Seismic Data Recording System | ** |
| Service Difficulty Report System | ** |
| Strategically Directed Regulatory Structure | ** |
| Satellite Digital Receiver System | ** |
| Seaward Dipping Reflector Series | ** |
| Student Drug Research Survey | * |
| School District Reporting Site | * |
| Sustainable Development Reference Systems | * |
| Segmented Discourse Representation Structures | * |
| Senior Data and Research Specialist | * |
| Small Debt Restructuring Scheme | * |
| Structural Data Recording System | * |
| Surgical Dynamics Rodding System | * |
| Spatial Data Retrieval System | * |
| State of Domicile Residence | * |
| Subsurface Dune Restoration System | * |
| Sun Disaster Recovery Service | * |
| Service Difficulty Reporting Subsystem | * |