| Acronym | Meaning |
| CCI | Complete Configuration Interaction |
| ANS | Autonomic Nervous System |
| DTP | Developmental Therapeutics Program |
| PCA | Polar Cap Absorption |
| ISCST | Industrial Source Complex Short Term Model (US EPA) |
| CVD | Cardiovascular Disease |
| NTEF | Near Total External Fluorescence |
| MDL | Method Detection Level Or Limit |
| PDCAAS | Protein Digestibility Correlated Amino Acid Score |
| IUCR | International Union Of Crystallography |