| Acronym | Meaning |
| RR | RendezvousRadar |
| TP&C | Thermal Protection And Control |
| SLE | ERNO Spacelab Engineering |
| IP | InstruMentation PCM Data Bus |
| NLA | NNLA Npxt Lower Assembly |
| MTL | Material |
| EMPGS | Electrical/Mechanical Power Generation SubsYstem |
| R&PM | Research And Program Management |
| HDG | Heading |
| J/M | Jettison Motor |