| Acronym | Meaning |
| TIMI | Thrombolysis In Myocardial Infarction |
| APEX | Active Plasma Experiment Satellite |
| CNLSD | Condensation Nucleation Light Scattering Detection |
| GPCP | Global Precipitation Chemistry Program |
| MC-SCF | Monte Carlo Self-consistent-field |
| PIXES | Particle Induced X-ray Emission Spectroscopy |
| IAWQ | International Association On Water Quality |
| SBA | Second Born Approximation |
| PATRAM | Packaging And Transportation Of Radioactive Material |
| CBN | Cubic Boron Nitride |