| Acronym | Meaning |
| GIST | Gastrointestinal Stromal Tumor |
| MSM | Multishell Method |
| CPBE | Coulomb-projected Born Approxn. With Exchange |
| RMS | Root Mean Square |
| PUMP | Pure (alpha-spin-state) Unrestricted Moeller-Plesset Nth-order (wave Function) |
| EDAX | Energy Dispersive Analysis Of X-rays |
| CEFIC | European Chemical Industry Association |
| SMSO | Spinor Molecular Symmetry Orbital |
| ELH | Egg-laying Hormone |
| ETO | Exponential-type Orbital |