| Acronym | Meaning |
| CMR-CI | Contracted Multireference Configuration Interaction |
| GPM | Generalized Perturbation Method (in Electronic Theory Of Phase Stability Of Alloys) |
| GBCD | Grain Boundary Character Distribution |
| LSIMS | Liquid Secondary Ion Mass Spectrometry |
| VU-CCSD/R | Valence Universal-coupled Cluster (with) Single (and) Double (excitations) (r = Radial Components Of The Cluster Amplitudes) |
| AASHO | American Association Of State Highway Officials |
| PICP | Carboxyterminal Propeptide Of Type I Procollagen |
| EAM | Energy Absorbing Molecules |
| LCGTO | Linear Combination Of Gaussian Type Orbitals |
| BAC | Biological Activated Carbon |