| Acronym | Meaning |
| SXPS | Soft X-ray Photoelectron Spectroscopy |
| CPT | Cluster Perturbation Theory |
| LVBS | Linear Variational Basis Set (formalism In Calcns. On Scattering) |
| MAST | Marine Science And Technology Programme |
| HLR | Hydraulic Loading Rate |
| AES | Auger Emission Spectroscopy |
| OP-AMP | Operational Amplifier |
| PISAM | Photon-induced Scanning Auger Microscope |
| AI | Artificial Intelligence |
| INDO/RZ | Intermediate Neglect Of Differential Overlap/Ridley-Zerner |