| Acronym | Meaning |
| RFI | Request For Information |
| PRSD | Power Reactant Storage And Distribution |
| EAM | Electrical Accounting Machine |
| SF | Selection Filter |
| PMC | Plutona-Molybdenum Cermet |
| GS | Glide Slope |
| OMR | Orbiter Management Review |
| RIGI | Receiving Inspection General Instruction |
| MR | Master Reset |
| BP | C&DSCommand And Data Simulator |