| Acronym | Meaning |
| ESCORT | Error Self-compensation Reached By Tau-scrambling |
| ACCLAIM | Antarctic Circumpolar Current Levels From Altimetry And Island Measurement |
| NRHF | Numerical Restricted Hartree-Fock |
| HFEGE | Hara Free-electron-gas Exchange (potential) |
| ERCP | Endoscopic Retrograde Cholangiopancreatography |
| LHASA | Logic And Heuristics Applied To Synthetic Analysis |
| VPEEM | Valence Band Photoemission Electron Microscopy |
| CGC | Constrained Geometry Catalyst |
| NCP | Net Community Productivity |
| ACPAR | Angular Correlation Of Positron Annihilation Radiation |