| Acronym | Definition |
| FEL | free energy landscape |
| DFT | density functional theory |
| MCT | mode coupling theory |
| HNC approximation | hypernetted-chain approximation |
| RHNC | replicated hypernetted-chain |
| FP potential | Franz–Parisi potential |
| DCF | direct correlation function |
| TCF | total correlation function |
| rhs | right-hand side |
| MSA | mean spherical approximation |
| RPA | random phase approximation |