| Acronym | Meaning |
| WQCDS | Water Quality Criteria Documents |
| PEPICO | Photoelectron-photoion Coincidence Spectroscopy |
| TRIGA | Training, Research, Isotopes, General Atomic (nuclear Fuel) |
| NSIDC | National Snow And Ice Data Center (University Of Colorado) |
| SMC | Smooth Muscle Cell |
| IMPATT | Impact Avalanche Transit-time |
| SCI | Super Configuration Interaction |
| DLTS | Deep-level Transient Spectroscopy |
| BIOFOR | Biogenic Aerosol Formation In The Boreal Forest |
| UMP4SDTQ | Unrestricted Moeller-Plesset 4th-order (perturbation Theory With) Single |