| Acronym | Meaning |
| MVO | Modified Virtual Orbital |
| GMQDT | Generalized Multichannel Quantum Defect Theory |
| BDST | Bed-depth Service Time |
| HFPP | Hartree-Fock Pseudopotential |
| MIES | Maximum Ionicity Excited State (model In Energy Calcn. Of Mols.) |
| NWSIA | National Water Supply Improvement Association |
| BIOME | Biological Imaging And Observation/Mission To Earth |
| RAINBOWS | Reduced And INternally Biased Oxide Wafers |
| BIMOS | Bipolar Metal-oxide Semiconductor |
| CIS | Characteristic Isochromat Spectroscopy |