| Acronym | Meaning |
| AEFCA | All-electron Frozen-core Approximation |
| LADD | Lifetime Average Daily Dose |
| BSE | Bovine Spongiform Encephalopathy |
| ACC | American College Of Cardiology |
| APSG | Antisymmetrized Product Of Strongly Orthogonal Geminals (variant Of Multiconfiguration Self-consistent Field Method) |
| AFVC | Absorption Freeze Vapor Compression |
| ULIRG | Ultraluminous Infrared Galaxy |
| COPD | Chronic Obstructive Pulmonary Disease |
| USP | United States Pharmacopeia |
| ADPKD | Autosomal Dominant Polycystic Kidney Disease |