| Acronym | Meaning |
 | CEA | Campaign Effectiveness Analysis |
| HEPA | High-Efficiency Particulate Air (filter) |
| NOSA | NATO OSI Security Architecture |
| NIMA | National Imagery And Mapping Agency (became NGA) |
| BU | Bulgaria (FIPS 10-4 Country Code) - Burma (ISO 3166 Digram; Obsolete Since 1989) |
| APC | Armoured Personnel Carrier - Armour Piercing Capped (ammunition) |
| SAAFR | Standard Use Army Aircraft Flight Route (safer) |
| ZH | Zettahenry |
| SQ | Sound Quality |
| DZD | Algerian Dinar (ISO 4217 Currency Code) |
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