| Acronym | Meaning |
| C.I. | Color Index |
| TRLFS | Time Resolved Laser Fluorescence Spectroscopy |
| RSMR | Rayleigh Scattering Of Moessbauer Radiation |
| PDA | Photodiode Array |
| OARM | Office Of Administration And Resources Management (USEPA) |
| EPHMRA | European Pharmaceutical Market Research Association |
| SOC | Synthetic Organic Chemical |
| HBV | Hartree-Bogolyubov-Valatin (theory In Calcn. Of Wave Functions) |
| RWKB | Relativistic Wentzel-Kramers-Brillouin |
| HREE | Heavy Rare Earth Element(s) |