| Acronym | Definition |
|---|
| DSSA➣Domain-Specific Software Architecture (software components) |
| DSSA➣Duluth, South Shore, & Atlantic Railway (US and Canada) |
| DSSA➣Drivers Sound Stage Adjustment (advanced auto audio feature) |
| DSSA➣Direction du Service de Santé des Armées (French: Army Health Service Directorate; Benin) |
| DSSA➣Data Systems Technician Seaman Apprentice (US Navy Rating) |
| DSSA➣Dynamic Scalable Server Architecture |
| DSSA➣Division Santé-Social-Arts (French: Health and Social Arts Division; Switzerland) |
| DSSA➣Direct Supply Support Activity |
| DSSA➣Delaware State Sportsmen's Association |
| DSSA➣Divided Socialist States of America |