| Acronym | Meaning |
| RCS | Radar Cross-Section - Revision Control System - Reaction Control System |
| S&TCD | CERDEC Space And Terrestrial Communications Directorate |
| FCM | Federation Of Canadian Municipalities - Fogarty's Cove Music |
| CASTOR | Canadian Automatic Small Telescopes For Orbital Research |
| IIE | Innovative Interstellar Explorer |
| FAD | Flavin Adenine Dinucleotide |
| PDU | Police Dog Unit - Power Distribution Unit - Protocol Data Unit |
| CU | Copper (Latin Cuprum) |
| DISA | U.S. Defense Information Systems Agency |
| VD | North Vietnam (ISO 3166 Digram |