| Acronym | Meaning |
| VAZC | Vibrationally Adiabatic Zero Curvature (quantum Calcn. Approxn.) |
| HBJ | Hougen-Bunker-Johns (Hamiltonian For Mol. Calcns.) |
| FLD | Forming Limit Diagram |
| NEE | Nanoelectrode Ensemble |
| MSL | Mean Sea Level |
| AOA | Angle Of Attack [propulsion] |
| ICAT | Isotope-coded Affinity Tag |
| NLLSQ | Nonlinear Least Squares |
| TIMS | Thermal Infrared Multispectral Scanner |
| NSPS | New Source Performance Standards |