| Acronym | Meaning |
| RIA | Regulatory Impact Analysis |
| GRGL | Groundwater Residue Guidance Level |
| AGP | Alpha-1-acid Glycoprotein |
| IC-ACPF | Internally Contracted (multireference) Averaged Coupled Pair Functional |
| ICR | Intelligent Optical Character Recognition |
| LPME | Liquid-phase Microextraction |
| ROM | Read Only Memory |
| QUPID | Quantum Path Integral (mol.) Dynamics (method In Mol. Calcns.) |
| SHC | Symmetrized Hyperspherical Coordinates (in Quantum Calcns. On Reactive Scattering) |
| RTPM | Real-time Polarization Modulation |