| Acronym | Meaning |
| PT-MVD | Perturbation Theory (with) Mass-velocity And Darwin (operators) |
| ZCC | Zero Core Contribution (model For Photodetachment Calcns.) |
| CE | Capillary Electrophoresis |
| PPP | Positron Polarization Potential |
| CONCAWE | Conservation Of Clean Air And Water In Western Europe [European Community Organization] |
| SOLSTICE | Solar Stellar Irradiance Comparison Experiment |
| HERS | High Energy Range Spectrometer |
| CAFNA | Coded Aperture Fast Neutron Analysis |
| ECT | Emission-Computed Tomography |
| NVM | Non-volatile Memory |