| Acronym | Meaning |
| OLED | Organic Light-emitting Device |
| ICRF | Ion Cyclotron Range Of Frequencies |
| TDGI | Time-dependent Gage-invariant (quantum Calcn. Method) |
| TSDF | Treatment, Storage, And Disposal Facility |
| TEDS | Timed Exposure Diffusive Sampler (for Air Pollution) |
| QIP | Quality Improvement Program |
| LOPT | Lowest-order Perturbation Theory |
| TLM | Thermal Lens Microscopy |
| SWMU | Solid Waste Management Unit(s) |
| GSMT | Giant Segmented Mirror Telescope |