| Acronym | Meaning |
| HFWG | Hollow Fiber Waveguide |
| NPCA | National Paint And Coatings Association (US) |
| ANPP | 4-azido-2-nitrophenyl Phosphate |
| HIAA | Hydroxyindoleacetic Acid |
| DENIS | Deep Near-Infrared Survey |
| BCKD | Branched-chain Alpha-ketoacid Dehydrogenase |
| FFM | Friction Force Microscopy |
| AIPHOS | Artificial Intelligence For Planning And Handling Organic Synthesis |
| LECD | Lifetime Equivalent Constant Dose |
| SLE | Stochastic Liouville Equation (in Quantum Statistical Mechanics) |