| Acronym | Meaning |
| ICU | Intensive Care Unit |
| FOCO | First-order Correlation Orbital |
| DTBP | Di-tert-butyl Peroxide |
| HCN | US Historical Climatology Network |
| EGSB | Expanded Granular Sludge Bed |
| TDD | Telecommunications Device For The Deaf |
| DBP | Disinfection By Product |
| IBD | Ion Beam Deposition |
| EPA | Extended Pair Approxn. (in Elec. Cond. Calcn.) |
| STORMS | Nevada Study And Tests Of The Release Of Mercury From Soils |