| Acronym | Meaning |
| RAAS | Renin-angiotensin-aldosterone System |
| QLDA | Quasilocal Density Functional Approxn. |
| STXM | Scanning Transmission X-ray Microscope |
| BARF | Best Available Retrofit Facility |
| SQG | Small Quantity Generator |
| MLE | Maximum Likelihood Estimate |
| DSA | Doppler Shift Attenuation |
| OCE | Overall Control Efficiency |
| PPGVB | Perfect Pairing Generalized Valence Bond (wave Function) |
| VPA | Varied Portions Approach |