| Acronym | Meaning |
| BHTV | Borehole Televiewers |
| CIRRUS-1A | Cryogenic IR Radiance Instrumentation For Shuttle |
| IRAK | Interleukin 1 Receptor-associated Kinase |
| RASA | Regional Aquifer Systems Analysis (program Of USGS) |
| SCOT | Support Coated Open Tubular |
| DC | Direct Current |
| MAHRSI | Middle Atmosphere High Resolution Spectrograph Investigation |
| ARP | Adiabatic Rapid Passage |
| HUD | Housing And Urban Development |
| PACIMS | Passive Chem. Ionization Mass Spectrometry |