| Acronym | Meaning |
| PDE | Partial Differential Equation |
| QED | Quantum Electrodynamics |
| ANS | Advanced Neutron Source |
| SIDMS | Speciated Isotope Dilution Mass Spectrometry |
| PDI | Point Dipole Interaction (model For Mol.-polarizability Calcns.) |
| CNDO/2-FPP | Complete Neglect Of Differential Overlap With Finite Perturbation And Polarization |
| PVDF | Polyvinylidene Difluoride |
| OCR | Optical Character Recognition |
| OCE | Overall Control Efficiency |
| WATOX | Western Atlantic Ocean Experiment |