| Acronym | Meaning |
| NASD | National Ag Safety Database |
| HPLS | Hierarchical Partial Least Squares |
| MOUSE | Method Of Underground Solute Evaluation |
| APC | American Plastics Council |
| IPOD | International Phase Of Ocean Drilling |
| ESMO | Excited-state Molecular Orbital |
| CSA | Centrifugal Sudden Approxn. (in Scattering Calcns.) |
| TIPS | Technical Information Packages |
| GEMS | Global Environmental Monitoring Systems |
| KRHF | Kramers Restricted Hartree-Fock |