| Acronym | Meaning |
| MIH | Method Of Intermediate Hamiltonians |
| CMF | Colloid Metal Film |
| HTU | Height Of Transfer Unit (in Packed Tower Aeration System) |
| DIOZ | Diisooctyl Azelate |
| ACSR | Aluminum Conductor Steel Reinforced |
| HELP | Hydrologic Evaluation Of Landfill Performance Model |
| EBB | Electronic Bulletin Board |
| ATCC | American Type Culture Collection |
| SPELEEM | Spectroscopic PhotoEmission And Low Energy Electron Microscope |
| CFS | Chronic Fatigue Syndrome |