| Acronym | Meaning |
| UAP | Utilization Associated Products |
| HESSI | High Energy Solar Spectroscopic Imager |
| ADA | N-(2-acetamido) Iminodiacetic Acid |
| EBB | Electronic Bulletin Board |
| DCID | Dimensionless Circular Intensity Difference |
| CVFEM | Control Volume Finite Element Method |
| SFCCCC | Space-fixed Complex-coordinate Coupled-channel Method |
| GNO | Geminal Natural Orbital |
| STLC | Soluble Threshold Limit Concentration |
| RBM | Random Bonding Model |