| Abbreviation | Definition |
|---|---|
| SD | Super Duraluminum |
| SD | Super Duty |
| SDA | Pre-Owned small appliances/uk |
| SDC | Synopsys Design Compiler |
| SDL | Servo Driver Loudspeaker |
| SDS | Slotted Drive System |
| SE | Sport Edition |
| SEAL | Sulcus Extraction and Assisted Labelling |
| SECC | Steel, Electrogalvanized, Cold-rolled, Commercial quality |
| SED | Small End Diameter |
| SEER | Seasonal Energy Efficiency Rating |
| SEF | Single Ended Fast |
| SEIP | Spitzer Enhanced Imaging Products |
| SEOS | Search Engine Optimization Services |
| SEP | Swingline Electric Punch |
| SES | Service Expansion Shelf |
| SETINITY | SetInfinity |
| SF | Self Filling |
| SF | So Fine |
| SF | Starter Foil |