| Acronym | Meaning |
| RPA | Random Phase Approximation |
| CPB | Cardiopulmonary Bypass |
| AHMM | Academy Of Hazardous Materials Management |
| CAM | Computer-aided Manufacturing |
| LIOAS | Laser-induced Optoacoustic Spectroscopy |
| MECA | Molecular Emission Cavity Analysis |
| FBCB | Fixed Bed Circulating Bioreactor (for Wastewater Treatment) |
| IFFD | Intermittently Fed Fill And Draw System |
| IRMA | Immunoradiometric Assay |
| SEE | Static Exact Exchange (approxn. In Electron-mol. Scattering) |