| Acronym | Meaning |
| GCO | General Coupling Operator (in Calcns. Of Vector Coupling For Atoms And Ions) |
| SCRP | Specific Chelation |
| ACC | American Chemistry Council |
| GUS | Groundwater Ubiquity Score |
| BHA | 3-tert-butyl-4-hydroxyanisole Par |
| CMP | Cartilage Matrix Protein |
| SIMBA | Selective Inverse Multiple Bond Analysis |
| CPA | Coherent Potential Approximation |
| ASHG | American Society Of Human Genetics |
| OAO | Orthogonalized Atomic Orbital |