| Acronym | Meaning |
| AFB | Atmospheric Fluidized Bed |
| WILDCAT | Warning And Identification Lidar Detector For Countering Agent Threats |
| AWRA | American Water Resources Association |
| OEP | Odd-even (alkane/carbon) Predominance (geology) |
| SCSOPW | Self-consistent Symmetrized Orthogonalized-plane-wave |
| RSMP | Rayleigh-Schroedinger-Moeller-Plesset Perturbation |
| HTCGC | High Temperature Capillary Gas Chromatography |
| MSIS | Mass Spectrometer And Incoherent Scatter |
| BERM | Biological And Environmental Reference Materials |
| ECPA | European Crop Protection Association |