| Acronym | Meaning |
| PE | Population Equivalent (in Wastewater Treatment) |
| DAU | Drug Abuse Urine |
| STLS | Singwi-Tosi-Land-Sjolander (generalized Random-phase Approxn. For Effective Pair Potentials Of Liq. Metals) |
| VOIE | Valence Orbital Ionization Energy |
| TDMS | Thermal Desorption Mass Spectrometry |
| LPS | Liquid-phase Sintering |
| MCSCRF | Multiconfigurational Self-consistent Reaction Field |
| FOB | Fecal Occult Blood |
| TLDA | Total Lifetime Distribution Analysis |
| CAM | Complex Angular Momentum (for Rotationally Inelastic Scattering) |