| Acronym | Meaning |
| HPIAC | High-performance Immunoaffinity Chromatography |
| SHM | Screened Hydrogenic Model (for Electronic Structure In Plasmas) |
| HSG | Human Salivary Gland |
| MLCT | Metal-to-ligand Charge-transfer |
| LMTD | Logarithmic Mean Temperature Difference |
| IMAGE | Integrated Molecular Analysis Of Gene Expression |
| MNDO | Modified Neglect Of Differential Overlap |
| ORD | Office Of Research And Development (USEPA) |
| TSH | Tensor Surface Harmonic (method In Bonding Of Metal Clusters) |
| IAAD | Ion Assisted Arc Deposition |