| Acronym | Meaning |
| TROLL | Transmitter And Receiver Of Laser Light |
| CEQA | California Environmental Quality Act |
| AIEE | American Institute For Electrical Engineers |
| ECCLS | European Committee For Clinical Laboratory Standards |
| WHIMS | Wet High Intensity Magnetic Separation |
| LACO | Linearized Atomic Cell Orbital (in Energy-band Calcn.) |
| PIT | Phase Inversion Temperature |
| ATIR | Attenuated Total Reflectance Infrared |
| PBIRG | Pharmaceutical Business Intelligence And Research Gro |
| SRS | Symmetrized Rayleigh-Schroedinger (perturbation Theory) |