| Acronym | Meaning |
| MDGI | Mammary Gland-derived Growth Inhibitor |
| PEMS | Predictive Emission Monitoring System |
| IPIRDW | Independent-process (and) Isolated-resonance (approxn. Using) Distorted Waves |
| RNO | Reaction Natural Orbital |
| QCCA | Quasiclassical Close-coupling Approximation |
| OESO | Ordnance Environmental Support Office (Navy) |
| LEMA | Least Error Matrix Analysis |
| DMEM | Dulbecco's Modified Eagle Medium |
| ECMRA | European Chemical Market Research Association |
| SCCWRP | Southern California Coastal Water Research Project |