PNAD
| Acronym | Definition |
|---|---|
| PNAD | Pesquisa Nacional por Amostragem de Domicilio (Portuguese: National Household Sampling Survey; census; Brazil) |
| PNAD | Peripheral Lymph Node Addressin (fertility) |
| PNAD | Protein Name Abbreviation Dictionary |
| PNAD | Protein NH2-Terminal Asparagine Deamidase |
| PNAD | Personal Nuclear Accident Dosimeter |