| Acronym | Meaning |
| MMS | Multimission Modular Spacecraft |
| LX | Luxembourg (amateur Radio ITU Prefix) - Swiss International Airlines (IATA Code) |
| EIRP | Effective Isotropic Radiated Power |
| CUP | Cuban Peso (ISO 4217 Currency Code) |
| RSVP | Répondez S'il Vous Plaît. A French Phrase That Translates To "please Respond" And Word For Word Translation Is "respond If You Please." It Is Standard Practice To Reply To An RSVP Request Whether Confirming Attendance Or Declining. |
| CE | Many |
| VV&A | Verification, Validation, And Accreditation |
| SL | Sierra Leone (ISO 3166 And FIPS 10-4 Country Code Digram) -Start Line |
| RERC | Rehabilitation Engineering Research Center |
| IFFN | Identification |