| Acronym | Meaning |
| LLRD | Long-lived Radioactive Dust |
| MOR | Modulus Of Resilience |
| DCPC | Division Of Cancer Prevention And Control |
| FRC | Free Residual Chlorine |
| EAEC | Enteroaggregative Escherichia Coli |
| IINS | Incoherent Inelastic Neutron Scattering |
| EEM | Episodic Event Model (of Acidification) |
| PMR | Proportional Mortality Ratio |
| NAO | Natural Atomic Orbital |
| CCM | Cyclic Cluster Model (in CNDO For Deep Levels In Solids) |