| Acronym | Meaning |
| SMOW | Standard Mean Ocean Water |
| CMF | Completely Mixed Flow |
| CHAMP | Community Health Air Monitoring Program |
| LVBS | Linear Variational Basis Set (formalism In Calcns. On Scattering) |
| FIM | Forced Impulse Method (in Atom Ion-impact Ionization) |
| CERPIES | Collision Energy Resolved Penning Ionization Electron Spectra |
| LASCR | Light-activated Silicon Controlled Rectifier |
| ALOTS | Airborne Lightweight Optical Tracking System |
| ERNS | Emergency Response Notification System |
| SAR | Sequential Adiabatic Reduction |