| Acronym | Definition |
|---|
| DNSA | Department of National Security Affairs |
| DNSA | Digital National Security Archive |
| DNSA | Departamento de Nutrição Social e Aplicada (Brazil) |
| DNSA | 3,5-Dinitrosalicylic Acid |
| DNSA | Dirección Nacional de Sanidad Animal (Argentina) |
| DNSA | Dallas North Soccer Association |
| DNSA | 5-Dimethylaminonaphthalene-1-Sulfonamide |
| DNSA | Dutch National Students Association |
| DNSA | Deutsche Naturstein-Archiv |
| DNSA | Département Nutrition et Sciences Alimentaires |
| DNSA | Doctoral Nursing Student Association |
| DNSA | Deutsche Nationalsozialistische Arbeiterpartei |
| DNSA | Domain Name Server Address |
| DNSA | Domain Name System Auditing tool |
| DNSA | Democratic Nurses Association of South Africa |