| Acronym | Meaning |
| EMF | Electromobility Focusing |
| CCSD | Coupled Cluster With Single And Double Excitation |
| QEEC | Quasimol. Extended Elementary Cell (for Electronic Structure Calcns. Of Crystals) |
| AICS | Australian Inventory Of Chemical Substances |
| OCCSD | Open-shell Coupled-cluster (with) Single (and) Double (excitations) |
| GAGE | Global Atmospheric Gases Experiment |
| QUAL2E | Enhanced Stream Water Quality Model |
| HAMS | Helium Atoms Measurement System |
| AFA | Average Fock Approxn. |
| MIPS | Million Instructions Per Second |