| Acronym | Meaning |
| NCRP | National Council On Radiation Protection |
| SAXRD | Small-angle X-ray Diffraction |
| CSOV | Constrained Space Orbital Variation |
| SAGE | Soviet-American Gallium Experiment |
| PEYS | Photoelectron Yield Spectroscopy |
| BVDV | Bovine Viral Diarrhea Virus |
| JJT | Josephson Junction Transistor |
| SAS | Surface-active Substance |
| DRS | Diffuse Reflectance Spectroscopy |
| RA | Reduced Aggregate (interplanetary Dust Particle) |