| Acronym | Meaning |
| SLPI | Secretory Leukocyte Protease Inhibitor |
| FMM | Fast Multipole Method (algorithm For Coulomb Interactions Among Charge Distributions) |
| EVLSM | Evanescent Wave Light-scattering Microscopy |
| WSM | Watershed Model |
| OSPARCOM | Oslo And Paris Commission [Environmental Regulations For The European Community] |
| DDE | Dichlorodiphenyldichloroethylene |
| NWWA | National Water Well Association |
| SIDMS | Speciated Isotope Dilution Mass Spectrometry |
| ACM | Asbestos Containing Material(s) |
| SIOS | Semiclassical Infinite-order Sudden (in Rotationally-inelastic Scattering Calcns.) |