| Acronym | Meaning |
| CHDF | Capillary Hydrodynamic Fractionation |
| RFI | Radio Frequency Interference |
| CPC | Compound Parabolic Concentrator (for Solar Collectors And Solar Cells) |
| GSNO | Ground-state Natural Orbital |
| EIP | Economic Incentive Program |
| CAI | Conodont Alteration Index |
| ECAFM | Electrochemical Atomic Force Microscopy |
| CCD | Counter Current Decantation |
| GIPM | Ground State Inversion Potential Method |
| NECTAR | National Electronic Clinical Trials And Research |