| Acronym | Meaning |
| HSI | Hyperthermal Surface Ionization |
| CHAPEL | Continuous Hydrogen Analysis By Pressure Evaluation In Liquids |
| AJCC | American Joint Committee On Cancer |
| CGL | Comprehensive General Liability Policy |
| PDLC | Polymer-dispersed Liquid Crystal |
| PRECP | Processing Emissions By Cloud And Precipitation (DOE Program) |
| ERDA | Elastic Recoil Detection Analysis |
| EEM | Environmental Effects Monitoring |
| CDF | Centered Dark Field |
| FMO3 | Flavin-containing Monooxygenase-3 |