| Acronym | Meaning |
| REM | Reflection Electron Microscopy |
| CRF | Corticotropin-releasing Factor |
| AEPECS | Auger Electron-photoelectron Coincidence Spectroscopy |
| CSA | Chemical-shift Anisotropy |
| NVFEL | National Vehicle And Fuel Emissions Laboratory |
| NRDA | Natural Resource Damage Assessment |
| HHE | Health Hazard Evaluation |
| ESDIAD | Electron Stimulated Desorption Of Ion Angular Distribution |
| FIBC(A) | Flexible Intermediate Bulk Container (Association) [bulk Bag] |
| CCDPPA | Coupled-cluster With Double Excitation Polarization Propagator |