| Acronym | Meaning |
| MDL | Method Detection Level Or Limit |
| CLOD | Concn. Limit Of Detection |
| TDSF | Time-dependent Spencer-Fano (in At. And Mol. Inelastic Collisions) |
| NITM | Normalized Irreducible Tensorial Matrix |
| API | Air Pollution Index |
| NLAP | Nonlimited Aeration Process (for Waste Treatment) |
| PAR | Photosynthetically Active Radiation |
| CINO | Configuration Interaction Natural Orbital |
| CHT | Continuous Heating Transformation [curing Diagram] |
| NADC | Sodium Deoxycholate |