| Abbreviation | Definition |
|---|---|
| RSTC | Redwood Shores Tennis Club |
| RSTC | Regional Science Teaching Center |
| RSTC | Reid State Technical College |
| RSTC | Residential Sewage Treatment Company |
| RSTC | Rhetoric and Scientific and Technical Communication |
| RSTC | Rig Safety and Training Coordinator |
| RSTC | Rig Safety Training Coordinator |
| RSTD | Radiation Signature Training Devices |
| RSTD | Rectal Skin Temperature Difference |
| RSTD | reference signal time difference |
| RSTD | Reference Signal Timing Difference |
| RSTD | Residual Soft Tissue Density |
| RSTD | Royal Star Tour Deluxe |
| RSTE | Restriction Set Theoretic Expressions |
| RSTF | Rate State and Temperature Friction |
| RSTF | Red Sparkle Time Fedora |
| RSTF | Retail Strategy Task Force |
| RSTI | Risk Sophistication Treatment Inventory |
| RSTI | Solutions Tecnologia da Informacao |
| RSTL | Relaxed Skin Tension Lines |