| Acronym | Meaning |
| CA | Collision Activation |
| SHC | Selective Hydrophobic Coagulation |
| PNA | Peanut Agglutinin |
| NSF | Near-surface Fractionated (mantle) |
| UCDW | Ultrarelativistic Continuum Distorted Wave |
| DEBITS | Deposition Of Biogeochemically Important Trace Species |
| CATSAT | Cooperative Astrophysics And Technology Satellite |
| ACSI | Accelerated Strategic Computing Initiative (for Fusion Reactor) |
| NIMS | Near-IR Mapping Spectrometer |
| CHI | Coaxial Helicity Injection |