| Acronym | Meaning |
| GMPCS | Global Mobile Personal Communications By Satellite |
| ORM | Oromo Language (ISO 639-2 Code) |
| COA | Concept Of Analysis - Course Of Action (military) |
| FTC | Federal Trade Commission |
| RE | Rhenium |
| MLRS | Multiple-Launch Rocket System |
| SATB | Soprano Alto Tenor Bass |
| FIS | F?d?ration Internationale De Ski (French International Ski Federation) |
| ICC | Integrated Command And Control - International Criminal Court - International Cricket Council - Interstate Commerce Commission |
| LTDP | Long-Term Defence Plan |