| Acronym | Meaning |
 | HBR | Human Behaviour Representation |
| AIRS | Aerometric Information Retrieval System (obsolete; Replaced With AFS) |
| GO | Glorioso Islands (FIPS 10-4 Territory Code) |
| CCA | Counter Command Activity |
| MU | Mauritius (ISO 3166 Digram) - Oman (FIPS 10-4 Country Code; From Muscat) |
| ENVL | Envelope |
| ICMP | Internet Control Message Protocol |
| YSI | Young Scots For Independence |
| ASD(SO/LIC) | (U.S.) (Special Operations & Low-Intensity Conflict) |
| HBO | Home Box Office |
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