| Acronym | Meaning |
 | VSR | Very Special Relativity |
| IFF | Identification |
| EK | Equatorial Guinea (FIPS 10-4 Country Code) - Exakelvin |
| ARDA | Advanced Research And Development Activity (became DTO 2006) |
| SCAP | Supreme Commander Allied Powers (Allied Occupation Of Japan) |
| LDS | Latter Day Saint - Liberal Democracy Of Slovenia |
| KT | Kilotesla |
| SISO | Simulation Interoperability Standards Organization - Society Of Independent Show Organizers |
| TATP | TriAcetone TriPeroxide |
| MCIS | Mellon Collie And The Infinite Sadness |
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