| Acronym | Meaning |
| VTX | Vertex |
| EIFA | Element Interface Functional Analysis |
| PAR | Planning Action Request |
| VZ | Velocity Along The Z-Axis |
| MDB | Mission Data Book |
| MSOB | Manned Spacecraft Operations Building (O&C Preferred) |
| ED | Engineering Directive |
| MP | Melting Point |
| CNRL | Communications And Navigation Research Laboratory |
| ILS/LAR | IntegratedLogistics System And Logistics Assess |