| FDE | Faculty Development Endowment 
| Others |
| FDE | Failure Detection Electronics
| Others |
| FDE | Farm Dairy Effluent
| Others |
| FDE | Federal Directorate of Education
| Others |
| FDE | Ferrari Dealers Edition
| Others |
| FDE | Ferrari Driving Experience
| Others |
| FDE | Ferrari Dynamic Enhancer
| Others |
| FDE | Finance domestic economic
| Others |
| FDE | Finite Difference Eigenmode
| Others |
| FDE | Finite Difference Equation
| Others |
| FDE | Firefox Developer Edition
| Others |
| FDE | Fixed Drug Eruption
| Others |
| FDE | FLAMES Dataset Export File (Ternion Corporation)
| Others |
| FDE | Flat Dark Earth
| Others |
| FDE | Flight Data Entry
| Others |
| FDE | Flight Dynamics Engineers
| Others |
| FDE | Floppy Disk Emulation
| Others |
| FDE | Florida Defenders of the Environment
| Others |
| FDE | Florida Digital Educators
| Others |
| FDE | Fluid Dynamics Experiment
| Others |
| FDE | Folder Redirection Editor
| Others |
| FDE | Folder Redirection Extension
| Others |
| FDE | Fondo de Desarrollo Europeo
| Others |
| FDE | Food Drink Europe
| Others |
| FDE | Force Deployment Estimator
| Others |
| FDE | Force Development Evaluation
| Others |
| FDE | Force Development Experimentation
| Others |
| FDE | Ford Duratorq Engine
| Others |
| FDE | Forde, Norway
| Others |
| FDE | Forest Dale Elementary
| Others |
| FDE | Fort Detrick Engineering
| Others |
| FDE | Fort Dorchester Elementary
| Others |
| FDE | Frame Descriptor Element
| Others |
| FDE | Frequency Domain Equalization
| Others |
| FDE | Frequency Domain Experiment
| Others |
| FDE | Frozen Density Embedding
| Others |
| FDE | Full Disk Encryption
| Others |
| FDE | Full Duplex Ethernet
| Others |
| FDE | Functional Data Element
| Others |
| FDE | Functional Difference Equation
| Others |
| FDE | Future Death Eater
| Others |
| FDE | Fuzzy Dissimilarity Estimation
| Others |