| Acronym | Meaning |
| MDC | Maxwell Displacement Current |
| SAC | Spectral Absorption Coeff. |
| THMFP | Trihalomethane Formation Potential |
| FEMP | Free Of Empirical Parameters (e.g. |
| PAMBE | Plasma-assisted Molecular Beam Epitaxy |
| ISS | Ion Scattering Spectroscopy |
| ALA | American Library Association |
| IPIRDW | Independent-process (and) Isolated-resonance (approxn. Using) Distorted Waves |
| ASTRA | Alliance For Science And Technology Research In America |
| SSED | Solar System Exploration Division (NASA) |