| Acronym | Meaning |
| ESE MO | Essential-structure-elements Molecular Orbital |
| TNFR1 | Tumor Necrosis Factor Receptor 1 |
| CPDW | Circumpolar Deep Water |
| MSS | Mobile Servicing Station [space Station] |
| GCE | Glassy Carbon Electrode |
| HITRAN | High-Resolution Transmission Molecular Absorption Database |
| S/MTD | STOL Maneuvering Technology Demonstrator (program) |
| TDA-2PH | Two-particle One Hole Tamm-Dancoff Approximation |
| ACTFEL | Alternating Current Thin-film Electroluminescent |
| LCIA | Life Cycle Impact Assessment |