| Acronym | Meaning |
| AA | Assistance Administration |
| APH | Adiabatically Adjusting |
| ASS | Argininosuccinate Synthetase |
| EAES | Electron-excited Auger Electron Spectroscopy |
| APC | Air Pollution Control |
| IPCS | International Program On Chemical Safety |
| PTGC | Programmed-temperature Gas Chromatography |
| AFRP | Aramid Fiber-reinforced Plastic |
| AAIT | Atomic Absorption Inhibition Titration |
| SAMBA | Satellite For Measurement Of Background Anisotropies |