| Acronym | Definition |
|---|
| DSEA➣Data Station Emulation Adapter |
| DSEA➣Davis Submerged Escape Apparatus (oxygen rebreather) |
| DSEA➣Direction des Services de l'Environnement et de l'Assainissement (French: Environment and Sanitation Services Department) |
| DSEA➣Dietary Supplement Education Alliance (Sarasota, FL) |
| DSEA➣Dipartimento di Sistemi Elettrici e Automazione (Italian: Department of Electrical Systems and Automation; University of Pisa; Pisa, Italy) |
| DSEA➣Defense Security Enterprise Architecture (US DoD) |
| DSEA➣Delaware State Education Association |
| DSEA➣Domestic Security Enhancement Act of 2003 (proposed US legislation) |
| DSEA➣Durham Strategic Energy Alliance (Canada) |
| DSEA➣Defence Safety and Environment Authority (UK) |
| DSEA➣Display Station Emulation Adapter |
| DSEA➣Domino Signal Encryption Algorithm |
| DSEA➣Disciplinary Society and Education Association (Project Kaleidoscope) |