| Acronym | Meaning |
| LCGO | Linear Combination Of Group Orbitals |
| CJII | Canadian Joint Implementation Initiative [with Regard To Greenhouse Gas Control] |
| HATREMS | Hazardous And Trace Emissions System |
| RVCM | Renormalized Virtual-crystal Method (for Electronic Structure) |
| PSD | Photon Stimulated Desorption |
| GMC | Giant Molecular Cloud |
| CID | Charge Injection Device |
| GATE | GARP Atlantic Tropical Experiment |
| SWASV | Square-wave Anodic Stripping Voltammetry |
| NCE | New Chemical Entity |