| Acronym | Meaning |
| AARC | Alliance For Acid Rain Control |
| CLAES | Cryogenic Limb Array Etalon Spectrometer |
| HFPD | Hartree-Fock With Proper Dissociation (wave Function) |
| BIG/GT | Biomass Gasifier/gas Turbine (for Steam/electricity Cogeneration) |
| CZE | Capillary Zone Electrophoresis |
| BOC | Bond-order Conservation (model In Calcns. On Reactions) |
| QCR | Quartz Crystal Resonator |
| MVT | Mississippi Valley-type |
| ACM | Aanderaa Current Meter |
| MCC | Molecular Coupled-cluster (method) |