| 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) |