| Acronym | Meaning |
| PAGIRS | Pesticide Assessment Guidelines Information Retrieval System |
| ETA | Eigenstructure Tracking Analysis |
| VSA | Vacuum Swing Adsorption |
| CMP | Capacitively Coupled Microwave Plasma |
| IAVCEI | International Association Of Volcanology And Chemistry Of The Earth's Interior |
| ECS-EP | Energy-corrected Sudden-exponential Polynomial (scaling Law) |
| EVB | Effective Valence Bond (hamiltonian) |
| BDE | Bond Dissociation Energy |
| IAM | Integrated Assessment Modeling |
| MLPCA | Maximum Likelihood Principal Component Analysis |