| Acronym | Definition |
|---|
| DNAA➣Deutsche Neuro AIDS Arbeitsgemeinschaft eV (German: German Association of Neuro-AIDS; est. 1996; Hanover, Germany) |
| DNAA➣Delayed Neutron Activation Analysis |
| DNAA➣Durham and Northumberland Archery Association (UK) |
| DNAA➣Driffield Navigation Amenities Association (UK) |
| DNAA➣Defective DNA of the Bacteria Escherichia Coli |