| Acronym | Meaning |
| EHCO | Extended Hueckel Crystal Orbital |
| SSTL | Singwi Sjolander Tosi Land (interatomic Potential) |
| BODIPY | Dipyrrometheneboron Difluoride |
| TAG | Trans-Atlantic Geotraverse |
| CARS | Coherent Anti-Stokes Raman Spectroscopy |
| TLDA | Total Lifetime Distribution Analysis |
| VES | Vapor Extraction System |
| NRT | National Response Team |
| WFI | Water For Injection (pharmaceutical Term) |
| LAP | Laboratory Accreditation Program |