| Acronym | Meaning |
| DCIS | Ductal Carcinoma In Situ |
| ROHF | Restricted Open-shell Hartree-Fock |
| PBA | Poly(butyl Acrylate) |
| A/CNK | [Al2O3/(CaO + Na2O + K2O)] (Shand's Index) |
| RSC | Relative Source Contribution |
| ESID | Environmental Statistics And Information Division |
| VICIM | Virtual Institute For Chemometrics And Industrial Metrology |
| MEDOC | Multipole Expansion Defined (on) One Center (a Wave Function In Calcns. On Atomic And Molecular Collisions) |
| IMOMO | Integrated Molecular Orbital And Molecular Orbital |
| CLCC | Ceramic Leaded Chip Carrier |