| Abbreviation | Definition |
|---|---|
| STAP | Specialized Telecommunications Assistance Program |
| STAR | Scientific and Technical Advisory Reviewer |
| STAR | Stop Tobacco Accomplishments Report |
| START | Strategic Arms Reduction Talks |
| STAT | United States Statutes at Large |
| STAWRS | Simplified Tax And Wage Reporting System |
| STC | Short Term Contract |
| STCFC | Southern Tier Combined Federal Campaign |
| STD | Short Term Disability |
| STDM | Sexually Transmitted Disease Morbidity |
| STDP | Special Technology Development Program (USDA) |
| STEEP | Social, Technical, Economic, Environmental, And Political |
| STEEP | Solutions To Economic And Environmental Problems |
| STEM | Saving Through Energy Management |
| STEP | Safety Training And Evaluation Process |
| StEW | St. Elizabeths Hospital, Washington |
| STG | Super Terrorist Group |
| STI | Sales Tax Invoice |
| STIDPC | Sesual Transmitted Infection Disease Prevention and Control |
| STLDD | Software Top Level Design Document |