| Acronym | Definition |
|---|
| NNDC➣National Nuclear Data Center (BNL) |
| NNDC➣North Norfolk District Council (UK) |
| NNDC➣New Nigeria Development Company |
| NNDC➣North Northamptonshire Development Company (UK) |
| NNDC➣National Naval Dental Center |
| NNDC➣National Nutrient Databank Conference (annual conference) |