| Acronym | Meaning |
| MSO | Molecular Spin Orbital |
| SXAPS | Soft X-ray Appearance Potential Spectroscopy |
| GSA | Generator-state Approach (in Many-body Quantum Theory) |
| OLR | Organic Loading Rate |
| ANSOM | Apertureless Near-field Scanning Optical Microscopy |
| AMESA | Adsorption Method For Sampling Of Dioxins |
| KRIPES | K-resolved Inverse Photoemission Spectroscopy |
| RADREM | Radioactivity Research And Environmental Monitoring Committee |
| CCT | Continuous Cooling Transformation |
| SC-MBPT | Single-configuration Many-body Perturbation Theory |