| Acronym | Meaning |
| AME | Apparent Metabolizable Energy |
| NWC | National Water Council (UK) |
| BIS | Bispectral Index |
| ECT | Emission-Computed Tomography |
| NICNAS | National Industrial Chemicals Notification And Assessment Scheme (Australia) |
| CVBM | Conduction-valence-band Model (in Electronic Structure Calcns.) |
| LOF | Lack Of Fit |
| ACE | Acidity In Cloud Experiment |
| FSCC | Fock Space Coupled Cluster |
| ADWIOS | Adiabatic Distorted Wave Infinite Order Sudden |