| Acronym | Meaning |
| EEM | Environmental Effects Monitoring |
| APRR | Adiabatic Passage Rotational-resonance |
| DPPC | Dipalmitoyl Phosphatidylcholine |
| PDB | Peedee Belemnite |
| 7-ACA | 7-aminocephalosporanic Acid |
| PMA | Pharmaceutical Manufacturers Association |
| TSG | Tumor Suppressor Gene |
| ESDIM | Earth System Data And Information Management |
| COHMED | Cooperative Hazardous Materials Enforcement Development Program |
| ISTP | International Solar Terrestrial Physics |