| Acronym | Meaning |
 | GISS | General Impression Of Size And Shape - Goddard Institute For Space Studies |
| BMU | Bermuda (ISO 3166 Trigram) |
| TMS | Transcranial Magnetic Stimulation |
| EFOA | European Fuel Oxygenates Association |
| PRT | Portugal (ISO 3166 Trigram) -Provincial Reconstruction Team |
| BO2K | Back Orifice 2000 |
| POD | Port Of Debarkation |
| SC | Scandium |
| LLNL | Lawrence Livermore National Laboratory |
| GSO | General Services Officer (U.S. Department Of State) |
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