| Acronym | Meaning |
| LORG | Localized Orbital-local Origin |
| PMEL | Pacific Marine Environmental Laboratory |
| WHV | Woodchuck Hepatitis Virus |
| UW-PG | Uniformly Weighted Planar Grid (method In Calcns. Of Electron-momentum Distributions) |
| EFTC | European Fluorocarbon Technical Committee |
| CK | Creatine Kinase |
| CEC | Cation Exchange Capacity |
| A/CNK | [Al2O3/(CaO + Na2O + K2O)] (Shand's Index) |
| ACNK | Al2O3/(CaO + Na2O + K2O) |
| CERES | Crop Estimation Through Resource And Environment Synthesis Model |