FDK
| Acronym | Definition |
|---|---|
| FDK | Full-Day Kindergarten (early childhood education) |
| FDK | Frederick, MD (airport code) |
| FDK | from Data to Knowledge |
| FDK | Frame Developer'S Kit |
| FDK | Federated Simulations Development Kit |
| FDK | Familienbund der Katholiken (German: Catholic Family Federation; Germany) |
| FDK | Fuji Denki Kagaku (Japan) |
| FDK | Font Development Kit |
| FDK | From Data to Knowledge (University of Helsinki) |
| FDK | Function Display Key |
| FDK | Frequency Difference Keying |
| FDK | Fast Data Keys (Madagascar) |