| Acronym | Meaning |
| TDSCF | Time-dependent Self-consistent Field |
| FFF | Field-flow Fractionation |
| CRDS | Cavity Ring-down Spectroscopy |
| SCOTCH | Spin Coherence Transfer In Chemical Reactions |
| SNIFTIRS | Subtractively Normalized Interfacial Fourier Transform IR Spectroscopy |
| MIEHM | Modified Iterative Extended Hueckel Method |
| CEI | Committee On Environmental Improvement |
| ABA | Abscisic Acid |
| GEKT | Generalized Extended Koopmans Theorem |
| ITER | International Thermonuclear Experimental Reactor |