| Acronym | Meaning |
 | MTR | Main And Tail Rotor (helicopter Type) - Military-Technological Revolution |
| RHU | Replacement Holding Unit |
| TC | Technetium |
| DARPA | U. S. Defense Advanced Research Projects Agency |
| PAC | Pan Africanist Congress -Partial Solar Calibrator - Patriot Advanced Capabilities - Political Action Committee -Primary Auditory Cortex |
| PAMELA | Payload For Antimatter Matter Exploration And Light-nuclei Astrophysics |
| ODAS | OCA-DLR Asteroid Survey |
| MG | Machine Gun -Madagascar (ISO 3166 Digram) -Major General -Mongolia (FIPS 10-4 Country Code) -Morris Garage |
| ZU | Zulu Language (ISO 639-1 Code) |
| XAG | Silver Troy Ounce (ISO 4217 Currency Code) |
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