| Acronym | Meaning |
| IITA | Information Infrastructure Technology And Applications |
| HPIAC | High-performance Immunoaffinity Chromatography |
| ESP | Electron Spin Polarization |
| VHAP | Volatile Hazardous Air Pollutant |
| AAT | Aspartate Aminotransferase |
| BCCD | Brueckner Coupled Cluster With Double Excitations |
| EXPRES | Expert System For Pesticide Regulatory Evaluations And Simulations |
| ODES | Ocean Data Evaluation System |
| ALTER | Acceptable Long-term Exposure Range |
| WSDA | Weighted Spin-density Approxn. |