| Acronym | Meaning |
| LCPLS | Logcontrast Partial Least Squares |
| LEEM | Low-energy Electron Microscopy |
| RQCISD | (spin) Restricted QCISD |
| NEBLA | Non-equilibrium Boundary Layer Analysis |
| ALPID | Analysis Of Large Plastic Incremental Deformation |
| USANS | Ultra-small-angle Neutron Scattering |
| RECA | Regional Energy Convergence Approxn. (in Total Energies Calcns.) |
| IUPAP | International Union Of Pure And Applied Physics |
| DMRQA | Discharge Monitoring Report Quality Assurance |
| ESCORT | Error Self-compensation Reached By Tau-scrambling |