| Acronym | Meaning |
| GHF | Generalized Hartree-Fock Method |
| IFANT | International Foundation For The Advancement Of Nondestructive Testing |
| IWOP | Integration Within (an Ordered Product Of) Operators |
| ECPA | European Crop Protection Association |
| SIOS | Semiclassical Infinite-order Sudden (in Rotationally-inelastic Scattering Calcns.) |
| NDCT | Natural Draft Cooling Tower |
| RKRVL | Rydberg-Klein-Rees-Vanderslice-Lakshman (for Potential Energy) |
| AMPS | 2-acrylamido-2-methylpropanesulfonic Acid [15214-89-8] |
| IMOMM | Integrated Molecular Orbital Molecular Mechanics [MO Modeling] |
| LAOS | Large Amplitude Oscillatory Shear |