| Acronym | Meaning |
| C4I OR C?I | Command |
| XBA | European Composite Unit (EURCO; Bonds Market Unit) (ISO 4217 Currency Code) |
| ABPI | Association Of The British Pharmaceutical Industry |
| C2V OR C?V | Command And Control Vehicle |
| 3M | Minnesota Mining And Manufacturing Company |
| TSCA | Toxic Substances Control Act (tosca) |
| D | Deuterium |
| KCK | Kansas City |
| FTSE | Financial Times Stock Exchange (footsie) |
| IEA | International Energy Agency |