| Acronym | Meaning |
| IPT | Iterated Perturbation Theory |
| 7-ACA | 7-aminocephalosporanic Acid |
| AFOSR | Air Force Office Of Scientific Research (USA) |
| OER | Oxygen Enhancement Ratio |
| GDR | Glucose Disposal Rate |
| ADIS | Advanced Drilling Information System [petroleum] |
| NCEA | National Center For Environmental Assessment |
| IEET | Intramolecular Electronic Energy Transfer |
| NDA | New Drug Application |
| ASKA | Analog Sensitive Kinase Allele |