| Acronym | Meaning |
| MCSTEP | Multiconfigurational Spin-tensor Electron Propagator |
| EPSC | Excitatory Postsynaptic Current |
| AID | Agency For International Development |
| RSCPA | Reduced (second Order) Self-consistent Phonon Approxn. (a Green-function Calcn. Method) |
| DETOCSY | Diffusion Edited Total Correlation Spectroscopy |
| ESSESA | Expert System For Structure Elucidation From Spectral Analysis |
| IAD | Ion Assisted Deposition |
| BATS | Biosphere-Atmosphere Transfer Scheme |
| LAS | Linear Alkylbenzene Sulfonates (anionic Surfactants) |
| HCDW | Hydrogenic Continuum Distorted Wave (a Wave Function In Calcns. On Atomic And Molecular Collisions) |