sort by Rank | Alpha
| Possible Meanings | Rank |
|---|
| Starfleet Defensive Task Force | *** |
| Seasonally Dry Tropical Forest | *** |
| Short Duration Tax Free | *** |
| Spray Drift Task Force | *** |
| site directed tryptophan fluorescence | ** |
| site-directed tryptophan fluorescence | ** |
| Staff Development Task Force | ** |
| short-time directed transfer function | ** |
| School District Trust Fund | ** |
| Social Development Task Force | ** |
| Standards Development Task Force | ** |
| system design task force | ** |
| San Diego Technology Fund | ** |
| School Division Trust Fund | ** |
| San Diego Trade Fair | ** |
| Special Disability Trust Fund | ** |
| SNA Development Test Facility | ** |
| Sulu Development Task Force | ** |
| Sustainable Development Task Force | * |
| Space Domain Task Force | * |
| Second Disability Trust Fund | * |
| Surface Development and Test Facility | * |
| SME Development Task Force | * |
| Surface Development and Testing Facility | * |
| Site Discovered Thu Feb | * |