| Acronym | Meaning |
| TERRACE | Terrestrial Runoff Modeling For Risk Assessment Of Chem. Exposure |
| CCV | Continuing Calibration Verification |
| CASP | Computer-assisted Synthesis Planning |
| APAES | Appearance Potential Auger Electron Spectroscopy |
| ALAP | As Low As Practical |
| RCISD | Restricted CI (with) Single (and) Double (excitations) |
| MQO | Measurement Quality Objective |
| UMP2 | Unrestricted Moeller-Plesset 2nd-order (perturbation Theory) |
| NACEPT | National Advisory Council For Environmental Policy And Technology |
| ANICA | Atmospheric Nutrient Input To Coastal Areas |