| Acronym | Meaning |
| MEP | Matrix Effective Potential (for Scattering Calcns.) |
| LZC | Liquid Zone Control (in Alloy Processing) |
| IMROX | Immersed Rotation Oxidation |
| APGF | Antisymmetrical Product Of Group Functions (a Wave Function) |
| CIOS | Corrected Infinite-order Sudden (approxn In Mol. Collisions) |
| FIPS | Federal Information Processing Standard |
| NAEP | National Association Of Environmental Professionals |
| DIANE | Direct Information Access Network For Europe |
| SU-MRCC | State Universal-multireference Coupled Cluster |
| TRIPS | Trade-Related Aspects Of Intellectual Property Rights |