| Acronym | Meaning |
| CT | Disinfectant Concn. Times The Contact Time |
| XTEM | Cross-sectional Transmission Electron Microscopy |
| ATF | Automatic Transmission Fluid |
| HRTEM | High Resolution Transmission Electron Microscopy |
| STW | Surface Transverse Wave |
| CISDT | CI With Single And Double And Triple Excitations |
| HEMPAS | Hereditary Erythroblastic Multinuclearity With Positive Acidified Serum Lysis Test |
| IBS | Irritable Bowel Syndrome |
| HPRT | Hypoxanthine Phosphoribosyltransferase |
| PLFA | Phospholipid Fatty Acid |