| Acronym | Meaning |
| OCBSE | Orthogonality Constrained Basis Set Expansion Prodedure |
| MF | Modifying Factor (in Oral RfD) |
| LFECA | Low Frequency Eddy Current Array |
| NCCLS | National Committee For Clinical Laboratory Standards |
| STLE | Society Of Tribologists And Lubrication Engineers |
| HAEC | Human Artificial Episomal Chromosome |
| NSCF | Non-self-consistent Field |
| MAE | Microwave-assisted Extraction |
| FDCD | Fluorescence Detected Circular Dichroism |
| HABR | Hybrid Anaerobic Baffled Reactor (for Wastewater Treatment) |