| Acronym | Meaning |
| HMW | High Molecular Weight |
| SC-SI | Semiclassical State Interaction (method For Solving Schroedinger Equation) |
| DDTA | Derivative Differential Thermal Analysis |
| AAOM | American Academy Of Occupational Medicine |
| CSRS | Cooperative State Research Service (US Dept. Of Agriculture) |
| PGNP | Prompt Gamma Neutron Probe |
| ZINDO | Zerner's Intermediate Neglect Of Differential Overlap |
| ECCLS | European Committee For Clinical Laboratory Standards |
| AQMWA | Air Quality And Waste Management Association |
| BAT | Back Arc Tectonics |