| Acronym | Meaning |
| INTECOL | The International Association Of Ecology |
| USCE | US Army Corps Of Engineers |
| BSI | British Standards Institute |
| CBC | Circulating Bed Combustor (or Incinerator) |
| SUPER | Subarctic Pacific Ecosystem Research Program |
| CPPI | Cross-polarization-polarization-inversion [NMR] |
| HPDSC | High-pressure Differential Scanning Calorimetry |
| ICOLP | Industry Cooperative For Ozone Layer Protection |
| SLMO | Strictly Localized Molecular Orbital |
| (SC)2CI | Self-consistent Size-consistent CI |