| Acronym | Meaning |
| MP4(DQ) | Moeller-Plesset Perturbation Treatment To Fourth Order In The Space Of Double And Quadruple Substitutions |
| NAMF | Non-asbestos Mineral Fibers |
| SVMP | Snake Venom Metalloproteinases |
| LSER | Linear Solvation Energy Relationship |
| RCS | Recoupled Centrifugal Sudden (approxn. |
| HSS | High-speed Steel |
| MLPCA | Maximum Likelihood Principal Component Analysis |
| MLCT | Metal-to-ligand Charge-transfer |
| SBA | Small Business Administration |
| ESID | Environmental Statistics And Information Division |