| Acronym | Meaning |
| CAPS | Computer-assisted Problem Solving |
| MSBAR | Molecular Structure-biological Activity Relationship |
| VLBI | Very Long Baseline Interferometry |
| EFH | Extended Fenske-Hall (LCAO MO Method) |
| LEISS | Low-energy Ion-scattering Spectroscopy |
| STIG | Steam-injected Gas Turbines |
| MB-SAPT | Many Body-symmetry Adapted Perturbation Theory |
| GFF | Green Function Formalism |
| CTA | Cellulose Triacetate (Reg: 9012093) |
| NWEA | National Wood Energy Association |