| Acronym | Meaning |
| CIV | Critical Ionization Velocity (ionosphere) |
| NITM | Normalized Irreducible Tensorial Matrix |
| BACM | Best Available Control Measure |
| CSF | Configuration State Function (part Of Ci Wave Function) |
| HPIAC | High-performance Immunoaffinity Chromatography |
| ADP | Adenosine Diphosphate (RN 58-64-0) |
| JI | Joint Implementation [with Regard To Greenhouse Gas Emission Redn.] |
| AQCP | Air Quality Control Program |
| OEIC | Optoelectronic Integrated Circuit |
| DAU | Drug Abuse Urine |