| Abbreviation | Definition |
|---|---|
| FCP | Fuel Cell Power |
| FCPA | Fergus County Port Authority |
| FCPA | Foreign Corrupt Practices Act |
| FCPM | Fundamental Constants and Precision Measurements |
| FCPS | Fuel Cell Power System |
| FCPU | Facility Central Processing Unit |
| FCR | Flight Control Room |
| FCR | Final Configuration Review |
| FCR | Flight Configuration Review |
| FCR | Force Control Room |
| FCRA | Foreign Contribution Regulation Act |
| FCRA | Fecal Collection Receptacle Assembly |
| FCRAM | Fast-Cycle Random Access Memory |
| FCS | Full Certification Scheme |
| FCS | Fecal Containment System |
| FCS | Federal Communications System |
| FCS | Financial Control System |
| FCS | Flight Control System |
| FCS | Flight Crew System |
| FCSFS | Fellow of the Canadian Society of Forensic Science |
| FCSM | Flight Combustion Stability Monitor |
| FCSS | Fuel Cell Servicing System |
| FCSS | Family And Community Support Services |
| FCT | Flight Control Team |
| FCT | Flight Crew Trainer |
| FCTB | Flight Crew Training Building |
| FCTEC | Fuel Cell Test and Evaluation Center |
| FCTF | Fuel Cell Test Facility |
| FCTS | Flight Crew Trainer Simulator |
| FCU | Fluid Checkout Unit |
| FCV | Flow Control Valve |
| FCW | Format Control Words |
| FD | Full Diaphragm |
| FD | Fixes Diamlers |
| FD | Funky Drummer |
| FD | Finance Director |
| FD | Fault Detection |
| FD | Flight Director |
| FD | Function Designator |
| FDA | Food and Drug Administration |
| FDA | Fault Detection and Annunciation |
| FDA | Flight Deck Assembly |
| FDA | Functional Data Analysis |
| FDAA | Forensic Drug Abuse Advisor |
| FDAI | Flight Director Attitude Indicator |
| FDAP | "Fixed, Determinable, Annual, Periodical" |
| FDAT | Flight Data Entry and Printout |
| FDB | Fluid Dynamic Bearing |
| FDB | Fahrenheit Dry Bulb |
| FDBD | Foreign Documentary Bills Discounted |