| Acronym | Meaning |
| SPORE | Solid-Phase Organic Reactions |
| DTP | Diphtheria |
| EAAS | Electrothermal Atomic Absorption Spectrometry |
| HNBR | Hydrogenated Acrylonitrile-butadiene Rubber |
| RXR | Retinoid X Receptor |
| LIGO | Laser-interferometer Gravitational-wave Observatory |
| PNEC | Predicted No-effect Concentration |
| GHF | Generalized Hartree-Fock Method |
| QDPT | Quasi-degenerate Perturbation Theory |
| DLM | Diffuse Layer Model (of Adsorption) |