| Acronym | Meaning |
| DWIOS | Distorted Wave Infinite Order Sudden Approximation |
| BODC | British Oceanographic Data Center |
| ACCDPPA | Approx. Coupled Cluster With Double Excitations Polarization Propagator Approxn. |
| BCV | Bovine Coronavirus |
| BMA | Butyl Methacrylate |
| SH3 | Src Homology 3 |
| MOT | Magnetooptical Trap |
| UNFCCC | United Nations Framework Convention On Climate Change |
| ADP | Auger Depth Profiling |
| AGCM | Adiabatic Generator Coordinate Method (for Energy Level Calcn.) |