| Acronym | Meaning |
 | NAAFI | Navy |
| CNI | Communications |
| OOS | Occupational Overuse Syndrome - OneSAF Objective System - Open Operating System - Out Of Service |
| CYM | Cayman Islands (ISO 3166 Trigram) |
| USAPATRIOT | Uniting And Strengthening America By Providing Appropriate Tools Required To Intercept And Obstruct Terrorism |
| TAACOM | U.S. Theater Army Area Command |
| KGB | Komitet Gosudarstvennoy Bezopasnosti (Russian Committee For State Security) (1954-1991) |
| ISIS | Institute For Science And International Security |
| LAESI | Local Authority & Emergency Service Information |
| MOSS | MObile Submarine Simulator -Moving Object Support System |
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