| Acronym | Meaning |
| BKC | Born-von Karman Cell (model For Electronic-structure Calcn.) |
| EFV GTO | Electric-field-variant Gaussian-type Orbital |
| UBM | Under Bump Metallurgy |
| OTE | Oxygen Transfer Efficiency (of Aeration Diffusers) |
| SPA | Shielded-potential Approxn. (in Electronic Structure) |
| SHC | Selective Hydrophobic Coagulation |
| DCBA | Drift Chamber Beta-ray Analyzer |
| SCMPS | Spin-corrected Moeller-Plesset Nth-order |
| MWTA | Medical Waste Tracking Act |
| PWFB | Plane-wave First Born |