| Acronym | Meaning |
| CAOS | Computer Assisted Organic Synthesis |
| PESO | Potentiometric Evaluation Of Substrate Oxidation |
| BCC | Brueckner Coupled Cluster |
| CVT | Canonical Variational Transition-state (theory) |
| APOE | Apolipoprotein E |
| HTGR | High-Temperature Gas Reactor |
| CTE | Charge-transfer Efficiency |
| ASCA | Automatic Subject Citation Alert |
| ESHRE | European Society For Human Reproduction And Embryolog |
| F4 | Fourth-order Feenberg (quantum Theory) |