| Acronym | Meaning |
| PLC | Programmable Logic Controller |
| PI3K | Phosphatidylinositol 3-kinase |
| NEDS | National Emission Data System (USEPA) |
| UMP4SDTQ | Unrestricted Moeller-Plesset 4th-order (perturbation Theory With) Single |
| HETE | Hydroxyeicosatetraenoic Acid |
| CAMELSPIN | Cross-relaxation Appropriate For Mininmolecules Emulated By Locked Spins |
| HKF | Helgeson-Kirkham-Flowers (equation Of State) |
| RZM | Root Zone Method (of Wastewater Treatment) |
| AIPM | Analytic Independent-particle Model (in Electron-scattering) |
| ICP | Interactive Correlation Partitioning |