| Acronym | Meaning |
| PPI | Proton Pump Inhibitor |
| MUBFF | Modified Urey Bradley Force Field |
| VSP | Vertical Seismic Profile |
| SCCF | Self-consistent Crystal Field (method For Calcns. On Molecular Crystals) |
| MCAO | Middle Cerebral Artery Occlusion |
| OEP-SIC | Optimized Effective Potential Self-interaction Correction |
| FBR | Fast Breeder Reactor |
| BMRC | British Medical Research Council |
| IIRS | Ion Impact Radiation Spectroscopy |
| SS | Stainless Steel |