| Acronym | Meaning |
| ET | Elevated Temperature |
| SFOP | Safety Operating Procedure (KSC) |
| CTA | Computer Technology Associates (GSFC) |
| NESR | NNESRNatural Environment Support Room |
| FEC | Field Engineering Change |
| MCDS | Multifunction CRT Display System |
| MASDC | Military Aircraft Storage And Disposition Center |
| VLV | Value |
| UTC | United Technology Center |
| LDEC | Lunar Docking Events Controller |