| Abbreviation | Definition |
|---|---|
| SLT | Skip Loader Telescopic |
| SLZ | Single Laundry Z Frame Press |
| SM | Soling Machine (shoes) |
| SMA | Stone Mastic Asphalt |
| SMART | Steckel Mill Advanced Rolling Technology |
| SMC | Sheet Molded Composite |
| SMC | Sheet Molding Compound |
| SMC | Super Multi-Coat |
| SMCSE | Silverline Management Consultants & Software Engineer |
| SMD | Stepper Motor Driver |
| SME | Shape Memory Effect |
| SMEG | Smalterie Metallurgiche Emiliane Guastalla |
| SMFD | Skylar Morgan Furniture Design |
| SMPE | Standard Motor Products Europe |
| SMPI | Simply Innovative Products |
| SMPS | Switched-Mode Power Supply |
| SMR | Spherically-Mounted Retroreflector |
| SMS | Samsung |
| SMT | Sequential Manual Transmission |
| SMT | Small to Medium Technology |