| Acronym | Meaning |
| ACC | Acetyl-CoA Carboxylase |
| ROWPU | Reverse Osmosis Water Purification Unit |
| TSDIA | Two-scale Direct-interaction Approximation [in Flow Energy Modeling] |
| CSF | Configuration Spin Function (a Wave Function) |
| MGMT | O6-methylguanine-DNA Methyltransferase |
| EEC | European Economic Community |
| CELS | Characteristic Energy Loss Spectroscopy |
| EFIG | Emission Factor Inventory Grouppar |
| IDDM | Insulin-dependent Diabetes Mellitus |
| NAFTA | North American Free Trade Agreement |