| Acronym | Meaning |
| TFW | Thomas-Fermi-Weizsaecker (electron-d. Theory) |
| HEMPAS | Hereditary Erythroblastic Multinuclearity With Positive Acidified Serum Lysis Test |
| DPC | Differential Photocalorimetry |
| AMANDA | Antarctic Muon And Neutrino Detector Array |
| STMCTDHF | Spin-tensor Multiconfigurational Time-dependent Hartree-Fock |
| NFPA | National Fire Protection Association |
| EKMA | Empirical Kinetic Modeling Approach (in Air Pollution) |
| MINDO/3L | Modified Intermediate Neglect Of Differential Overlap/3 For Limited Electrons |
| EVA | Ethylene-vinyl Acetate Copolymer |
| ESA | Electrostatic Analyzer |