| Acronym | Meaning |
 | BAO | Battlefield Air Operations |
| FM | Federal Magistrate (Australian Post-nominal) -Federated States Of Micronesia (postal Symbol; ISO 3166 Digram; FIPS 10-4 Territory Code) -Field Manual - Flight Manager - Frequency Modulation (electronics) |
| JT | Johnston Atoll (ISO 3166 Digram; Obsolete 1986) -Junior Technician (RAF) |
| ZW | Zettawatt - Zimbabwe (ISO 3166 Digram) |
| RTA | Road Traffic Accident (British) |
| UR | Soviet Union (NATO Country Code |
| SEATO | Southeast Asian Treaty Organization |
| MOP | Macau Pataca (ISO 4217 Currency Code) -Measure Of Performance |
| YL | Yottalitre |
| CMOS | Canadian Meteorological And Oceanographic Society - Complementary Metal-Oxide-Semiconductor |
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