| Acronym | Definition |
|---|
| DSSD | Double-Sided Silicon Strip Detector (physics) |
| DSSD | Diploma in System Software Development (India) |
| DSSD | Downtown Special Services District (Connecticut) |
| DSSD | Direction des Services Sociaux du Département (French: Social Services Department Directorate) |
| DSSD | Deep Sea Sea Dweller (Rolex watch) |
| DSSD | Detecting Structure in Scholarly Discourse (workshop) |
| DSSD | Dirk Schulz Software Development (Germany) |
| DSSD | Double Sided Single Density (Diskette) |
| DSSD | Data Structured Systems Development |
| DSSD | Double Stroke Solid Die |
| DSSD | Data Structure and Systems Development |
| DSSD | Different Stuff Same Day |
| DSSD | Direct Support Supply Depot |