| Abbreviation | Definition |
|---|---|
| DSAE | Defence School of Aeronautical Engineering |
| DSCE | Dayanand Sagar College of Engineering |
| DSCE | Dayananda Sagar College of Engineering |
| DSDE | Data Storage and Data Engineering |
| DSEC | Dayton Service Engineering Collaborative |
| DSEL | David Schaeffer Engineering Ltd |
| DSEM | Defense Systems Engineering Method |
| DSET | Data Stewardship Engineering Team |
| DSL | Design Service Life |
| DSME | Daewoo Shipbuilding & Marine Engineering |
| DSME | Daewoo Shipbuilding and Marine Engineering |
| DSME | Daewoo Shipbuilding Marine Engineering |
| DSPACE | Digital Signal Processor for Applied and Control Engineering |
| DSR | Duct of Stress Reinforcement |
| DTDM | Diplomo in Tool and Die Making |
| DTE | Detroit Tool and Engineering |
| DTED | Defense Technologies Engineering Division |
| DTED | Design Tender Engineering Department |
| DTEO | Division of Traffic Engineering Operations |
| DV | Deluge Valve |