| Acronym | Meaning |
| GPMS | Galileo Probe Mass Spectrometer |
| LART | Laser Absorption Radiation Thermometry |
| LASCR | Light-activated Silicon Controlled Rectifier |
| PWEM | Partial-wave-expansion Method (in Electron Scattering Calcns.) |
| LCAO LDA | LCAO-local Density Approxn. |
| TRIP | Transformation Induced Plasticity |
| BARF | Best Available Retrofit Facility |
| EA | Equilibrated Aggregate (interplanetary Dust Particle) |
| APCS | Argonne Premium Coal Sample |
| RTCDW | Relativistic Target Continuum Distorted Wave (approxn. For Electron Capture In Ion-atom Collisions) |