| Acronym | Meaning |
| COPE | Cytokines Online Pathfinder Encyclopaedia |
| P-T-T-D | Pressure-temperature-time-deformation Path (for Metamorphic Rocks) |
| VSM | Vibrating Sample Magnetometer |
| THDM | Translucent Humic Degradation Matter |
| POES | Polar Orbiting Environmental Satellites |
| GGC | Generalized Gradient-corrected (density-functional) |
| RZM | Root Zone Method (of Wastewater Treatment) |
| 3SR | Self-sustained Sequence Replication |
| SOCMI | Synthetic Organic Chemical Manufacturing Industry |
| SHRS | Stimulated Hyper Raman Scattering |