| Acronym | Meaning |
| FAO | Food And Agriculture Organization |
| MIAR | Mass Isotopomer Abundance Ratio |
| RPSA | Rapid Pressure Swing Adsorption |
| PHF | Paired Helical Filament |
| TEA | Thermal Energy Analyzer |
| SOEH | Scaled One-electron Hamiltonian (in SCF Calcns. On Mols.) |
| EIS | Electrochem. Impedance Spectroscopy |
| SPPA | Self-consistent Polarization Propagator Approximation |
| SCAP | Superfund Compliance Accomplishments Plan |
| FARCE | Freezing At Reactive Centers Of Enzymes |