| Abbreviation | Definition |
|---|---|
| FIU | Fuzzy Inference Unit |
| FJ | Full Journal |
| FK | Foreign Key |
| FKA | Full Knowledge Architecture |
| FL | Function Level |
| FLA | Flexible Local Architecture |
| FLEA | Formal Language For Expressing Assumptions |
| FLI | Fuzzy Logic Inferencing |
| FLOPS | FLoating-point Operations Per Second |
| FM | Frontend Magic |
| FMA | Full Motion Animation |
| FMB | Full Message Buffer |
| FMC | Forced Map Cycle |
| FMD | Face Mounted Display |
| FMD | Fluorescent Multilayer Disc |
| FMLI | Forms and Menu Language Interpreter |
| FMU | Flash Management Utility |
| FMU | Frame Memory Unit |
| FN | File Name |
| FO | Finished Object |