| Acronym | Definition |
|---|
| DMSS➣Defense Medical Surveillance System |
| DMSS➣Distributed Mass Storage System |
| DMSS➣Djibouti Maritime Security Services (Djibouti) |
| DMSS➣Decision Making Support System (computing) |
| DMSS➣Dalhousie Medical Student Society (Dalhousie University; Canada) |
| DMSS➣Deployable Mission Support System (cyber security) |
| DMSS➣Dual Mode Subscriber Software |
| DMSS➣Digital Mass Storage System |
| DMSS➣Distribution, Marketing, Sales, and Service |
| DMSS➣Depot Maintenance Standard Systems |
| DMSS➣Distributed Multimedia Software System |
| DMSS➣Director, Maritime Ship Support (Canadian Navy) |
| DMSS➣Dar-Ul-Mominien Schooling System (secondary education; Pakistan) |