| Acronym | Meaning |
| DAS | Double Antibody Sandwich |
| IDF | International Dairy Federation |
| MRB | Multi-stage Reverse-flow Bioreactor |
| PRV | Pseudorabies Virus |
| DF | Decontamination Factor |
| LDQ | Linnett Double Quartet (equivalent To Nonpairing Spatial Orbital Theory) |
| EHW | Extremely Hazardous Waste |
| BODC | Born-Oppenheimer Diagonal Correction (in Mol. Calcns.) |
| ENMR | Electrophoretic NMR |
| JAERI | Japanese Atomic Energy Research Institute |