| Acronym | Meaning |
| ICC | Ignition Control Compound |
| MICROTAS | Micro-Total Analysis Systems |
| TOVS | TIROS Operational Vertical Sounder |
| MCAO | Middle Cerebral Artery Occlusion |
| VTST | Variational Transition-state Theory |
| NSR | Nitrile-silicone Rubber |
| RSNA | Renal Sympathetic Nerve Activity |
| GCLSDA | Gradient-corrected Local Spin Density Approximation |
| DIA | Drug Information Association |
| THGA | Transversely Heated Graphite Atomizer |