| Acronym | Meaning |
| CP | Coupled Pair (many-electron Theory) |
| ALS | Amyotrophic Lateral Sclerosis |
| PAO | Polyphosphate Accumulating Organism |
| TEC | Thermal Expansion Coefficient |
| CELIAS | Charge, Element And Isotope Analysis System |
| MOG | Mobil Olefins-to-gasoline [process] |
| CCID | Confidential Chemicals Identification System |
| SCIAMACHY | SCanning Imaging Absorption SpectroMeter For Atmospheric CHartographY |
| APME | Association Of Plastics Manufacturers In Europe |
| ARP | Adiabatic Rapid Passage |