| Abbreviation | Definition |
|---|---|
| FC | Fiber Channel |
| FC | Flow Cell |
| FCBGA | Flip Chip Ball Grid Array |
| FCFC | First Character Forms Control |
| FCI | First CPU Idle |
| FCmBGA | Flip Chip Molded Ball Grid Array |
| FCPGA | Flip Chip Pin Grid Array |
| FCRAM | Fast-Cycle Random-Access Memory |
| FCT | Flow Control Token |
| FD | Flat Display |
| FD | Floppy Drive |
| FDC | Floppy Disk Controller |
| FDD | Fast Direct Display |
| FDD | Floppy Disk Drive |
| FDDI | Fiber Degital Device Interface |
| FDI | Fault Detection and Isolation |
| FDL | Fieldbus Data Link |
| FDM | Frequency Division Multiplexer |
| FDS | Famicom Disk System |
| FED | Field Emission Display |