| Acronym | Meaning |
| CEE | Center For Environmental Education |
| AADO | Angular (momentum Conservation) Average Dipole Orientation Theory (in Io-mol. Reactions) |
| ALAP | As Low As Practical |
| EG | Ethylene Glycol |
| APFU | Atoms Per Formula Unit |
| NLAP | Nonlimited Aeration Process (for Waste Treatment) |
| CCPA | Cluster Coherent Potential Approximation (for Electronic Structure Calcns.) |
| PODS | Periodic Orbit Dividing Surfaces (in Potential Surface Calcn.) |
| PIXES | Particle Induced X-ray Emission Spectroscopy |
| CASE | Computer Aided Software Engineering |