| Acronym | Meaning |
| PRV | Pseudorabies Virus |
| ANATEX | Across North America Tracer Experiment |
| 2PH TDA | Two-particle-hole Tamm-Dancoff Approximation (for Closed-shell |
| RDA | Representational Difference Analysis |
| NMFS | National Marine Fisheries Service (of NOAA) |
| AEVO | Active Electron Virtual Orbital |
| DWX | Distorted-wave Approxn. With Exchange |
| ELLPAT | Environmental Lead Laboratory Proficiency Analytical Testing |
| TAI | Thermal Alteration Index |
| HMPSA | Hot-melt Pressure-sensitive Adhesive |