| Acronym | Meaning |
| CDW | Continuum Distorted Wave |
| LCDA MO | Linear Combination Of Donor-acceptor Molecular Orbital Theory |
| GDR | Giant Dipole Resonance |
| CCA | Coupled-cluster Approach |
| OLPA | Orbital Local Plasma Approxn. (in Stopping Power Calcn. For Ions By Films) |
| NTCF | National Toxics Campaign Fund |
| SRTC | Savannah River Technology Center |
| ISM | Inverse Scattering Method |
| ACFM | Actual Cubic Feet Per Minute |
| BSRT | Biological Solids Retention Time |