| Acronym | Meaning |
| NRTI | Nucleoside Reverse Transcriptase Inhibitor |
| EICVOM | Equivalent Ionic Core Virtual Orbital Model |
| GW-PG | Gaussian-weighted Planar Grid (method In Calcns. Of Electron-momentum Distributions) |
| ZHEV | Zero-Headspace Extraction Vessel |
| HCA | Hierarchical Cluster Analysis |
| CSACM | Canonical Statistical Adiabatic Channel Model (in Reactions) |
| CCPA | Cellular Coherent-potential Approximation (for Electronic Structure Calcns.) |
| TSO | Time Sharing Option |
| CCME | Canadian Council Of Ministers Of The Environment |
| BS | Breathing Sphere (approxn. In Mol.-scattering Calcns.) |