| Acronym | Meaning |
 | NEC | Network-Enabled Capability |
| WGS 84 | World Geodetic System 1984 |
| GFI | Ground Fault Interruptor (aka GFCI) |
| SF | Fleet Submarine (retired US Navy Hull Classification) -San Francisco - Science Fiction -South Africa (FIPS 10-4 Country Code) -Speculative Fiction - Special Forces |
| VK | Australia (ham Radio Code) -V?sterbottens-Kuriren |
| ZWE | Zimbabwe (ISO 3166 Trigram) |
| OVV | Optically Visually Violent |
| UZS | Uzbek Som (ISO 4217 Currency Code) |
| APS | American Physical Society - Antiphospholipid Antibody Syndrome |
| CH | Chieftain Tank -China (FIPS 10-4 Country Code) - Switzerland (ISO 3166 Digram; From Latin Confoederatio Helvetica) |
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