| Acronym | Meaning |
| PIGS | Pesticides In Groundwater Strategy |
| IMOM | Iterative Method Of Maximum Overlap |
| WDI | World Drug Index |
| RITZ | Regulatory And Investigative Treatment Zone |
| TEAMS | Trace Element Accelerator Mass Spectrometry |
| ALK | Anaplastic Lymphoma Kinase |
| OCR | Optical Character Recognition |
| HRT | Hydraulic Retention Time |
| BEEM | Ballistic Electron Emission Microscopy |
| CERL | Construction Engineering Research Laboratory (US Army) |