| Acronym | Meaning |
| CCAA | Canadian Clean Air Act |
| NIRS | Neutral Impact Radiation Spectroscopy |
| SLAC | Stanford Linear Accelerator Center |
| SSC | Standard Saline Citrate |
| MRINDO | Modified Rydberg Intermediate Neglect Of Differential Overlap |
| HSF | Heat Shock Factors |
| OAPP | Oxidized Atactic Polypropylene |
| TOGA | Tropical Oceans And Global Atmosphere |
| CPC | Compound Parabolic Concentrator (for Solar Collectors And Solar Cells) |
| SO SCF | Spin-optimized Self-consistent Field |