| Acronym | Meaning |
| GCS | Global Coordinate System |
| GUT | Grand Unification Theory |
| CCRAP | Canadian Conservative Reform Alliance Party |
| EDA | European Defence Agency |
| NATO | National Association Of Theatre Owners - North Atlantic Treaty Organisation |
| F&SF | (The Magazine Of) Fantasy & Science Fiction |
| EID | Electronic ID |
| ERA | Earned Run Average - Engineering Research Associates - Equal Rights Amendment - English Racing Automobiles - European Railway Agency |
| SMU | Southern Methodist University |
| IMSA | Illinois Mathematics And Science Academy - International Mind Sports Association - International Motor Sports Association |