| Acronym | Meaning |
 | RERC | Rehabilitation Engineering Research Center |
| MILSATCOM | Military Satellite Communications |
| GM | The Gambia (ISO 3166 Digram) -GameMaster (role-playing) - General Motors - Genetically Modified -Germany (FIPS 10-4 Country Code) -Guru Meditation (computing) |
| MRC | Maintenance Requirements Card |
| FMC | Federal Magistrates' Court (an Australian Federal Court |
| ASTM | American Society For Testing And Materials |
| CAFAD | Combined Arms For Air Defence |
| NSA | U.S. National Security Agency - Naval Support Activity - No Strings Attached |
| WV | West Virginia (postal Symbol) |
| OC | Occitan Language (ISO 639-1 Code) |
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