| Acronym | Meaning |
 | 3G | Third |
| RD | Radio Disney |
| ET SEQ. | Et Sequens/sequentes/sequentia (Latin |
| WU | Wabash University - Washington University In St. Louis - Western Union - Windows Update - Work Unit - WU Wien (German Wirtschaftsuniversit?t Wien |
| BWC | Biological And Toxin Weapons Convention |
| PL | Polish Language (ISO 639-1 Code) |
| YI | Serbia And Montenegro (deprecated FIPS 10-4 Country Code |
| VIR | U.S. Virgin Islands (ISO 3166 Trigram) - Virgin Atlantic Airways (ICAO Code) |
| C4 OR C? | Command |
| DISCOM | Division Support Command |
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