| Acronym | Meaning |
| AIPA | American Inventors Protection Act |
| SRP | Soluble Reactive Phosphorus |
| TDFGH | Time-dependent Fourier Grid Hamiltonian (method) |
| CAS-CI | Complete Active Space-configuration Interaction |
| ASP | Auger Sputter Profiling |
| VRE | Vancomycin-resistant Enterococci |
| PMP2 | (spin) Projected Moeller-Plesset Second-order (perturbation Theory) |
| ORP | Oxidation-reduction Potential |
| OVOS | Optimized Virtual Orbital Space Approximation (for Correlated Calcns.) |
| CEMOS | Complementary Enhanced Metal-oxide Semiconductor |