| Acronym | Meaning |
| LAER | Lowest Achievable Emission Rate |
| SHREWD | Standoff Handheld Real-time Early Warning Detector |
| OEMO | One Electron Molecular Orbital |
| PETP | Poly(ethylene Terephthalate) |
| FASEB | Federation Of American Societies For Experimental Biology |
| RSCF | Relativistic Self-consistent Field |
| DSPB | Distorted-wave Strong-potential Born (approxn.) |
| EDGAR | Electronic Data Gathering |
| ETEX | European Tracer Experiment |
| ZBLAN | Zirconium Barium Lanthanum Aluminum Sodium Fluoride |