| Acronym | Meaning |
| SSL | Spent Sulfite Liquor |
| ELA | Excimer Laser Annealing |
| GUGA | Graphical Unitary Group Approach |
| LPA | Low Profile Additive [in Plastic Composites] |
| PON | Pump Octane Number |
| OCT | Optical Coherence Tomography |
| EHMO | Extended Hueckel Molecular Orbital |
| CLIMAP | Climate Long-range Investigation Mapping And Prediction |
| CANDU | Canadian Deuterium-Uranium Reactor |
| TRRS | Time-resolved Raman Spectroscopy |