DNAA
| 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 |