| Acronym | Meaning |
| IVA | Intravehicular Activity (related To Spacecraft) |
| BOREAS | Boreal Ecosystem - Atmosphere Exchange Study |
| TSME | Two-state Molecular Expansion (method In Collisions Calcn.) |
| SLEEP | Scanning Low Energy Electron Probe |
| HFIR | High Flux Isotope Reactor |
| OFPT | Operator Form (of) Perturbation Theory |
| ZORA | Zeroth-order Regular Approximation |
| GMAV | Genus Mean Acute Value |
| SPELEEM | Spectroscopic PhotoEmission And Low Energy Electron Microscope |
| BCKD | Branched-chain Alpha-ketoacid Dehydrogenase |