| Acronym | Meaning |
| CBX | Coulomb-Born Approxn. With Exchange |
| GRB | Gamma Ray Burst |
| RCNDO/S | Rydberg CNDO/screened |
| SMES | Superconductive Magnetic Energy Storage |
| PEFR | Peak Expiratory Flow Rate (lung Function) |
| HFB SCF RPA | Hartree Fock Bogolyubov SCF Random Phase Approximation |
| AFPAL | Air Force Phillips Astronautics Laboratory (USA) |
| MAO | Monoamine Oxidase |
| SPPES | Spin Polarized Photoelectron Spectroscopy |
| DPAV | Differential Pulse Adsorption Voltammetry |