| Acronym | Meaning |
| ETI | Environmental Testing Industry |
| AASHO | American Association Of State Highway Officials |
| SIMPLISMA | Simple-to-use Interactive Self-modeling Mixture Analysis |
| GCMFE | Glassy Carbon Mercury Film Electrode |
| SOMO | Singly Occupied Molecular Orbital |
| CVM | Cluster Variation Method (in Calcns. On Semiconductors) |
| IDSRS | Ionization-detected Stimulated Raman Spectroscopy |
| ITPOT | Improved Two-parameter Omega Technique |
| SDGUGA | Shape-driven Graphical Unitary Group Approach |
| APM | Atom Probe Microanalysis |