| Acronym | Meaning |
| CSI | Chemical Shift Imaging (NMR) |
| GRAS | Generally Recognized As Safe |
| DWFBA | Distorted-wave First-order Born Approximation |
| ASEMP | Active Sites Environmental Monitoring Program |
| ECFS | Hot And Cold Potable Water (French; L'eau Chaude Et Froide Sanitaire) [a Class Of Pipe Application] |
| QIT | Quadrupole Ion Trap |
| ACP | Acid Phosphatase |
| MAGE | MicroArray And Gene Expression |
| CGDE | Contact Glow Discharge Electrolysis |
| GO | Gaussian Overlap (approxn. In Mol. Calcns.) |