| Acronym | Meaning |
| UCI | Ultrasonic Contact Impedance |
| PAMBE | Plasma-assisted Molecular Beam Epitaxy |
| DCP | Dual Circular Polarization |
| PDDO | Projection Of Diatomic Differential Overlap |
| FLASH | Fluorescent Airborne Stratospheric Hygrometer |
| VF | Valence Force (model In Bond Properties Calcns. In Solids) |
| DISI | Direct-injection Spark-ignition |
| RITZ | Regulatory And Investigative Treatment Zone |
| IDO | Initial Dissolved Oxygen |
| SCMFT | Self-consistent Mean-field Theory |