| Acronym | Meaning |
| EVLSM | Evanescent Wave Light-scattering Microscopy |
| IPPP | Inner Projections (of The) Polarization Propagator (in Calcns. On Nuclear Spin Coupling) |
| VCC-IOS | Vibrational Close-coupling-(rotational) Infinite-order Sudden (for Inelastic Mol. Collisions Calcns.) |
| LOCV | Lowest-order Constrained Variation |
| IGFBP | Insulin-like Growth Factor-binding Proteins |
| CMA | Cylindrical Mirror Analyzer |
| BTDA | 3,3',4,4'-benzophenonetetracarboxylic Dianhydride |
| SAP | Scientific Advisory Panel (FIFRA) |
| ESR | Electroslag Remelting |
| ISAST | Irreversible Sorption Affected Solute Transport [model] |