| Acronym | Meaning |
| HPV | Hypoxic Pulmonary Vasoconstriction |
| DDAF | Dicretized Distributes Approximating Function (propagator |
| ZTS | Z Transition State [z = Nuclear Charge] (method For Calcg. Isoelectronic Energy Differences And Electrostatic Potentials For A |
| TIROS | Television And IR Observation Satellite |
| POF | Polymer Optical Fiber |
| AVDP | Analytic Velocity-dependent Potential (for Electron Scattering) |
| INQUA | International Association For Quaternary Research |
| SAES | State Agricultural Experiment Stations |
| TEV | Tobacco Etch Virus |
| RRM | Rayleigh-Ritz Method (for Quantum Calculations) |