| Acronym | Meaning |
| SIA | Software Impact Assessment |
| POWS | Project Operating Work Statement |
| VEFCO | Vertical Functional Checkout |
| RPM | Revolutions Per Minute |
| PRSDS | Power Reactant Storage And Distribution System |
| FCOS | Flight Control Operational Software |
| EQUIV | Equivalent |
| RTC | Room Temperature Cure |
| IPD | Information Processing Division |
| IAS | Impact Assessment Sheet |