| Acronym | Meaning |
| FCOS | Flight Control Operating System |
| NDTL | Nondestructive Test Laboratory |
| FF | Flight Forward |
| EVF | Equipment Visibility File |
| ECLSS | Environmental Control And Life Support System |
| LOCC | Launch Operations Control Center |
| SDR | Space Division Regulation |
| V-BAR | Velocity Vectory Axis |
| SIRR | Software Integration Readiness Review |
| SCU | Sequence Control Unit |