| Acronym | Meaning |
| GRTLS | Glide Return To Launch Site |
| SST | Subsystem Terminal On Spacelab |
| MHD | Multihead Disc |
| NCC | Network Control Center (GSFC) |
| TRA | Turnaround Requirements Analysis |
| CSD | Crew Systems Division |
| RDA | Resident Data Area |
| DBCI | DB With Respect To A Circular Polarized Antenna |
| MAB | Master Acquisition Bus |
| SPP | Solar Physics Payload |